2001-07-22 16:18:56 +02:00
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/*
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* The simplest mpeg encoder (well, it was the simplest!)
|
2009-01-19 16:46:40 +01:00
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* Copyright (c) 2000,2001 Fabrice Bellard
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2004-01-10 17:04:55 +01:00
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* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
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2001-07-22 16:18:56 +02:00
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*
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2007-07-05 12:37:29 +02:00
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* 4MV & hq & B-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at>
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*
|
2011-03-18 18:35:10 +01:00
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* This file is part of Libav.
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2006-10-07 17:30:46 +02:00
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*
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2011-03-18 18:35:10 +01:00
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* Libav is free software; you can redistribute it and/or
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2002-05-26 00:45:33 +02:00
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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2006-10-07 17:30:46 +02:00
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* version 2.1 of the License, or (at your option) any later version.
|
2001-07-22 16:18:56 +02:00
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*
|
2011-03-18 18:35:10 +01:00
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* Libav is distributed in the hope that it will be useful,
|
2001-07-22 16:18:56 +02:00
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
2002-05-26 00:45:33 +02:00
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
|
2001-07-22 16:18:56 +02:00
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*
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2002-05-26 00:45:33 +02:00
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* You should have received a copy of the GNU Lesser General Public
|
2011-03-18 18:35:10 +01:00
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* License along with Libav; if not, write to the Free Software
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2006-01-12 23:43:26 +01:00
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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2001-07-22 16:18:56 +02:00
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*/
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2005-12-17 19:14:38 +01:00
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2003-03-06 12:32:04 +01:00
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/**
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2010-04-20 16:45:34 +02:00
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* @file
|
2003-03-06 12:32:04 +01:00
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* The simplest mpeg encoder (well, it was the simplest!).
|
2005-12-17 19:14:38 +01:00
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*/
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2013-02-01 10:31:59 +01:00
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#include "libavutil/attributes.h"
|
2012-11-21 21:34:46 +01:00
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|
#include "libavutil/avassert.h"
|
2011-02-07 14:37:08 +01:00
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|
#include "libavutil/imgutils.h"
|
2013-11-05 08:16:31 +01:00
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|
#include "libavutil/internal.h"
|
2014-01-23 16:20:23 +01:00
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|
#include "libavutil/timer.h"
|
2001-07-22 16:18:56 +02:00
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|
#include "avcodec.h"
|
2014-01-14 10:33:47 +01:00
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|
#include "blockdsp.h"
|
2014-01-24 11:55:16 +01:00
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|
#include "idctdsp.h"
|
2010-05-18 21:16:40 +02:00
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|
#include "internal.h"
|
2012-10-11 01:16:05 +02:00
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#include "mathops.h"
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2015-06-10 15:29:04 +02:00
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#include "mpeg_er.h"
|
2014-02-28 13:40:54 +01:00
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#include "mpegutils.h"
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2001-07-22 16:18:56 +02:00
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#include "mpegvideo.h"
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2015-05-29 20:44:03 +02:00
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#include "mpegvideodata.h"
|
2007-05-19 00:42:49 +02:00
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#include "mjpegenc.h"
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2007-05-10 15:11:36 +02:00
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#include "msmpeg4.h"
|
2014-01-08 14:00:10 +01:00
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#include "qpeldsp.h"
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2009-02-14 21:37:14 +01:00
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#include "xvmc_internal.h"
|
2011-06-02 19:15:58 +02:00
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|
#include "thread.h"
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2015-05-29 20:44:01 +02:00
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#include "wmv2.h"
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2004-05-18 19:09:46 +02:00
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#include <limits.h>
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2001-07-22 16:18:56 +02:00
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|
2013-12-03 07:52:33 +01:00
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static void dct_unquantize_mpeg1_intra_c(MpegEncContext *s,
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int16_t *block, int n, int qscale)
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{
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int i, level, nCoeffs;
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const uint16_t *quant_matrix;
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nCoeffs= s->block_last_index[n];
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if (n < 4)
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block[0] = block[0] * s->y_dc_scale;
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else
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|
block[0] = block[0] * s->c_dc_scale;
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/* XXX: only mpeg1 */
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|
quant_matrix = s->intra_matrix;
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for(i=1;i<=nCoeffs;i++) {
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|
int j= s->intra_scantable.permutated[i];
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level = block[j];
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|
|
if (level) {
|
|
|
|
if (level < 0) {
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|
level = -level;
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|
level = (int)(level * qscale * quant_matrix[j]) >> 3;
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|
level = (level - 1) | 1;
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|
level = -level;
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|
|
} else {
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|
level = (int)(level * qscale * quant_matrix[j]) >> 3;
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|
level = (level - 1) | 1;
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|
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|
}
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|
block[j] = level;
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|
|
|
}
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|
}
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|
}
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|
static void dct_unquantize_mpeg1_inter_c(MpegEncContext *s,
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|
int16_t *block, int n, int qscale)
|
|
|
|
{
|
|
|
|
int i, level, nCoeffs;
|
|
|
|
const uint16_t *quant_matrix;
|
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nCoeffs= s->block_last_index[n];
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|
quant_matrix = s->inter_matrix;
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|
for(i=0; i<=nCoeffs; i++) {
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|
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|
int j= s->intra_scantable.permutated[i];
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|
level = block[j];
|
|
|
|
if (level) {
|
|
|
|
if (level < 0) {
|
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|
level = -level;
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|
level = (((level << 1) + 1) * qscale *
|
|
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|
((int) (quant_matrix[j]))) >> 4;
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|
level = (level - 1) | 1;
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|
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|
level = -level;
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|
|
|
} else {
|
|
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|
level = (((level << 1) + 1) * qscale *
|
|
|
|
((int) (quant_matrix[j]))) >> 4;
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|
level = (level - 1) | 1;
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|
|
|
}
|
|
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|
block[j] = level;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
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|
|
static void dct_unquantize_mpeg2_intra_c(MpegEncContext *s,
|
|
|
|
int16_t *block, int n, int qscale)
|
|
|
|
{
|
|
|
|
int i, level, nCoeffs;
|
|
|
|
const uint16_t *quant_matrix;
|
|
|
|
|
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|
|
if(s->alternate_scan) nCoeffs= 63;
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|
else nCoeffs= s->block_last_index[n];
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|
if (n < 4)
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|
block[0] = block[0] * s->y_dc_scale;
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|
else
|
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|
block[0] = block[0] * s->c_dc_scale;
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|
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|
quant_matrix = s->intra_matrix;
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|
for(i=1;i<=nCoeffs;i++) {
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|
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|
int j= s->intra_scantable.permutated[i];
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|
level = block[j];
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|
if (level) {
|
|
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|
if (level < 0) {
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|
level = -level;
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|
level = (int)(level * qscale * quant_matrix[j]) >> 3;
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|
level = -level;
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|
} else {
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|
level = (int)(level * qscale * quant_matrix[j]) >> 3;
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|
|
|
}
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|
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|
block[j] = level;
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|
|
|
}
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|
|
|
}
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|
}
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|
static void dct_unquantize_mpeg2_intra_bitexact(MpegEncContext *s,
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|
int16_t *block, int n, int qscale)
|
|
|
|
{
|
|
|
|
int i, level, nCoeffs;
|
|
|
|
const uint16_t *quant_matrix;
|
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|
int sum=-1;
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if(s->alternate_scan) nCoeffs= 63;
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else nCoeffs= s->block_last_index[n];
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if (n < 4)
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block[0] = block[0] * s->y_dc_scale;
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|
else
|
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|
block[0] = block[0] * s->c_dc_scale;
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|
quant_matrix = s->intra_matrix;
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|
for(i=1;i<=nCoeffs;i++) {
|
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|
int j= s->intra_scantable.permutated[i];
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|
level = block[j];
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|
if (level) {
|
|
|
|
if (level < 0) {
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|
level = -level;
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|
level = (int)(level * qscale * quant_matrix[j]) >> 3;
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|
level = -level;
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|
} else {
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|
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|
level = (int)(level * qscale * quant_matrix[j]) >> 3;
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|
|
|
}
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|
block[j] = level;
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|
sum+=level;
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|
|
|
}
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|
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|
}
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|
block[63]^=sum&1;
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|
}
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|
static void dct_unquantize_mpeg2_inter_c(MpegEncContext *s,
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|
|
|
int16_t *block, int n, int qscale)
|
|
|
|
{
|
|
|
|
int i, level, nCoeffs;
|
|
|
|
const uint16_t *quant_matrix;
|
|
|
|
int sum=-1;
|
|
|
|
|
|
|
|
if(s->alternate_scan) nCoeffs= 63;
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|
else nCoeffs= s->block_last_index[n];
|
|
|
|
|
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quant_matrix = s->inter_matrix;
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|
|
|
for(i=0; i<=nCoeffs; i++) {
|
|
|
|
int j= s->intra_scantable.permutated[i];
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|
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|
level = block[j];
|
|
|
|
if (level) {
|
|
|
|
if (level < 0) {
|
|
|
|
level = -level;
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|
|
|
level = (((level << 1) + 1) * qscale *
|
|
|
|
((int) (quant_matrix[j]))) >> 4;
|
|
|
|
level = -level;
|
|
|
|
} else {
|
|
|
|
level = (((level << 1) + 1) * qscale *
|
|
|
|
((int) (quant_matrix[j]))) >> 4;
|
|
|
|
}
|
|
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|
block[j] = level;
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|
sum+=level;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
block[63]^=sum&1;
|
|
|
|
}
|
|
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|
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|
|
|
static void dct_unquantize_h263_intra_c(MpegEncContext *s,
|
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|
|
int16_t *block, int n, int qscale)
|
|
|
|
{
|
|
|
|
int i, level, qmul, qadd;
|
|
|
|
int nCoeffs;
|
|
|
|
|
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|
|
assert(s->block_last_index[n]>=0);
|
|
|
|
|
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|
|
qmul = qscale << 1;
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|
|
|
|
if (!s->h263_aic) {
|
|
|
|
if (n < 4)
|
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|
|
block[0] = block[0] * s->y_dc_scale;
|
|
|
|
else
|
|
|
|
block[0] = block[0] * s->c_dc_scale;
|
|
|
|
qadd = (qscale - 1) | 1;
|
|
|
|
}else{
|
|
|
|
qadd = 0;
|
|
|
|
}
|
|
|
|
if(s->ac_pred)
|
|
|
|
nCoeffs=63;
|
|
|
|
else
|
|
|
|
nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ];
|
|
|
|
|
|
|
|
for(i=1; i<=nCoeffs; i++) {
|
|
|
|
level = block[i];
|
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|
|
if (level) {
|
|
|
|
if (level < 0) {
|
|
|
|
level = level * qmul - qadd;
|
|
|
|
} else {
|
|
|
|
level = level * qmul + qadd;
|
|
|
|
}
|
|
|
|
block[i] = level;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void dct_unquantize_h263_inter_c(MpegEncContext *s,
|
|
|
|
int16_t *block, int n, int qscale)
|
|
|
|
{
|
|
|
|
int i, level, qmul, qadd;
|
|
|
|
int nCoeffs;
|
|
|
|
|
|
|
|
assert(s->block_last_index[n]>=0);
|
|
|
|
|
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|
|
qadd = (qscale - 1) | 1;
|
|
|
|
qmul = qscale << 1;
|
|
|
|
|
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|
nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ];
|
|
|
|
|
|
|
|
for(i=0; i<=nCoeffs; i++) {
|
|
|
|
level = block[i];
|
|
|
|
if (level) {
|
|
|
|
if (level < 0) {
|
|
|
|
level = level * qmul - qadd;
|
|
|
|
} else {
|
|
|
|
level = level * qmul + qadd;
|
|
|
|
}
|
|
|
|
block[i] = level;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2002-10-04 22:59:29 +02:00
|
|
|
/* init common dct for both encoder and decoder */
|
2014-08-08 17:11:20 +02:00
|
|
|
static av_cold int dct_init(MpegEncContext *s)
|
2001-07-22 16:18:56 +02:00
|
|
|
{
|
2014-01-14 10:33:47 +01:00
|
|
|
ff_blockdsp_init(&s->bdsp, s->avctx);
|
2013-03-10 21:55:07 +01:00
|
|
|
ff_hpeldsp_init(&s->hdsp, s->avctx->flags);
|
2014-01-24 10:41:12 +01:00
|
|
|
ff_mpegvideodsp_init(&s->mdsp);
|
2012-12-26 00:24:21 +01:00
|
|
|
ff_videodsp_init(&s->vdsp, s->avctx->bits_per_raw_sample);
|
2011-07-25 16:51:36 +02:00
|
|
|
|
2003-12-14 03:57:00 +01:00
|
|
|
s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_c;
|
|
|
|
s->dct_unquantize_h263_inter = dct_unquantize_h263_inter_c;
|
|
|
|
s->dct_unquantize_mpeg1_intra = dct_unquantize_mpeg1_intra_c;
|
|
|
|
s->dct_unquantize_mpeg1_inter = dct_unquantize_mpeg1_inter_c;
|
|
|
|
s->dct_unquantize_mpeg2_intra = dct_unquantize_mpeg2_intra_c;
|
2015-06-29 21:59:37 +02:00
|
|
|
if (s->avctx->flags & AV_CODEC_FLAG_BITEXACT)
|
2006-04-28 19:03:52 +02:00
|
|
|
s->dct_unquantize_mpeg2_intra = dct_unquantize_mpeg2_intra_bitexact;
|
2003-12-14 03:57:00 +01:00
|
|
|
s->dct_unquantize_mpeg2_inter = dct_unquantize_mpeg2_inter_c;
|
2003-03-03 15:54:00 +01:00
|
|
|
|
2014-05-17 06:21:10 +02:00
|
|
|
if (HAVE_INTRINSICS_NEON)
|
2014-08-10 17:25:12 +02:00
|
|
|
ff_mpv_common_init_neon(s);
|
2014-05-17 06:21:10 +02:00
|
|
|
|
2013-08-20 18:25:04 +02:00
|
|
|
if (ARCH_ARM)
|
2014-08-10 17:25:12 +02:00
|
|
|
ff_mpv_common_init_arm(s);
|
2013-08-20 18:25:04 +02:00
|
|
|
if (ARCH_PPC)
|
2014-08-10 17:25:12 +02:00
|
|
|
ff_mpv_common_init_ppc(s);
|
2013-08-20 18:25:04 +02:00
|
|
|
if (ARCH_X86)
|
2014-08-10 17:25:12 +02:00
|
|
|
ff_mpv_common_init_x86(s);
|
2002-10-06 17:27:01 +02:00
|
|
|
|
2014-08-08 17:11:20 +02:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
av_cold void ff_mpv_idct_init(MpegEncContext *s)
|
|
|
|
{
|
|
|
|
ff_idctdsp_init(&s->idsp, s->avctx);
|
|
|
|
|
2002-09-30 00:44:22 +02:00
|
|
|
/* load & permutate scantables
|
2011-11-30 21:55:45 +01:00
|
|
|
* note: only wmv uses different ones
|
|
|
|
*/
|
|
|
|
if (s->alternate_scan) {
|
2014-01-24 11:55:16 +01:00
|
|
|
ff_init_scantable(s->idsp.idct_permutation, &s->inter_scantable, ff_alternate_vertical_scan);
|
|
|
|
ff_init_scantable(s->idsp.idct_permutation, &s->intra_scantable, ff_alternate_vertical_scan);
|
2011-11-30 21:55:45 +01:00
|
|
|
} else {
|
2014-01-24 11:55:16 +01:00
|
|
|
ff_init_scantable(s->idsp.idct_permutation, &s->inter_scantable, ff_zigzag_direct);
|
|
|
|
ff_init_scantable(s->idsp.idct_permutation, &s->intra_scantable, ff_zigzag_direct);
|
2003-12-30 17:07:57 +01:00
|
|
|
}
|
2014-01-24 11:55:16 +01:00
|
|
|
ff_init_scantable(s->idsp.idct_permutation, &s->intra_h_scantable, ff_alternate_horizontal_scan);
|
|
|
|
ff_init_scantable(s->idsp.idct_permutation, &s->intra_v_scantable, ff_alternate_vertical_scan);
|
2002-10-04 22:59:29 +02:00
|
|
|
}
|
|
|
|
|
2015-05-31 15:49:54 +02:00
|
|
|
static int alloc_picture(MpegEncContext *s, Picture *pic, int shared)
|
|
|
|
{
|
|
|
|
return ff_alloc_picture(s->avctx, pic, &s->me, &s->sc, shared, 0,
|
|
|
|
s->chroma_x_shift, s->chroma_y_shift, s->out_format,
|
|
|
|
s->mb_stride, s->mb_height, s->b8_stride,
|
|
|
|
&s->linesize, &s->uvlinesize);
|
|
|
|
}
|
|
|
|
|
2013-02-03 13:13:00 +01:00
|
|
|
static int init_duplicate_context(MpegEncContext *s)
|
2011-11-30 21:55:45 +01:00
|
|
|
{
|
2010-07-01 13:51:01 +02:00
|
|
|
int y_size = s->b8_stride * (2 * s->mb_height + 1);
|
|
|
|
int c_size = s->mb_stride * (s->mb_height + 1);
|
|
|
|
int yc_size = y_size + 2 * c_size;
|
2004-02-13 18:54:10 +01:00
|
|
|
int i;
|
|
|
|
|
2015-05-31 15:49:52 +02:00
|
|
|
s->sc.edge_emu_buffer =
|
2012-11-25 22:42:07 +01:00
|
|
|
s->me.scratchpad =
|
|
|
|
s->me.temp =
|
2015-05-31 15:49:52 +02:00
|
|
|
s->sc.rd_scratchpad =
|
|
|
|
s->sc.b_scratchpad =
|
|
|
|
s->sc.obmc_scratchpad = NULL;
|
2011-11-30 21:55:45 +01:00
|
|
|
|
2004-02-13 18:54:10 +01:00
|
|
|
if (s->encoding) {
|
2011-11-30 21:55:45 +01:00
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->me.map,
|
|
|
|
ME_MAP_SIZE * sizeof(uint32_t), fail)
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->me.score_map,
|
|
|
|
ME_MAP_SIZE * sizeof(uint32_t), fail)
|
2015-09-13 23:45:24 +02:00
|
|
|
if (s->noise_reduction) {
|
2011-11-30 21:55:45 +01:00
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->dct_error_sum,
|
|
|
|
2 * 64 * sizeof(int), fail)
|
2004-02-13 18:54:10 +01:00
|
|
|
}
|
2005-12-17 19:14:38 +01:00
|
|
|
}
|
2013-01-20 01:02:29 +01:00
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->blocks, 64 * 12 * 2 * sizeof(int16_t), fail)
|
2011-11-30 21:55:45 +01:00
|
|
|
s->block = s->blocks[0];
|
2004-02-13 18:54:10 +01:00
|
|
|
|
2011-11-30 21:55:45 +01:00
|
|
|
for (i = 0; i < 12; i++) {
|
2009-02-22 10:02:06 +01:00
|
|
|
s->pblocks[i] = &s->block[i];
|
2004-02-13 18:54:10 +01:00
|
|
|
}
|
2015-05-22 20:50:10 +02:00
|
|
|
if (s->avctx->codec_tag == AV_RL32("VCR2")) {
|
|
|
|
// exchange uv
|
|
|
|
int16_t (*tmp)[64];
|
|
|
|
tmp = s->pblocks[4];
|
|
|
|
s->pblocks[4] = s->pblocks[5];
|
|
|
|
s->pblocks[5] = tmp;
|
|
|
|
}
|
2010-07-01 13:51:01 +02:00
|
|
|
|
2010-07-02 17:00:21 +02:00
|
|
|
if (s->out_format == FMT_H263) {
|
|
|
|
/* ac values */
|
2011-11-30 21:55:45 +01:00
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->ac_val_base,
|
|
|
|
yc_size * sizeof(int16_t) * 16, fail);
|
2010-07-01 13:51:01 +02:00
|
|
|
s->ac_val[0] = s->ac_val_base + s->b8_stride + 1;
|
|
|
|
s->ac_val[1] = s->ac_val_base + y_size + s->mb_stride + 1;
|
|
|
|
s->ac_val[2] = s->ac_val[1] + c_size;
|
|
|
|
}
|
|
|
|
|
2004-02-13 18:54:10 +01:00
|
|
|
return 0;
|
|
|
|
fail:
|
2014-08-10 17:25:12 +02:00
|
|
|
return -1; // free() through ff_mpv_common_end()
|
2004-02-13 18:54:10 +01:00
|
|
|
}
|
|
|
|
|
2011-11-30 21:55:45 +01:00
|
|
|
static void free_duplicate_context(MpegEncContext *s)
|
|
|
|
{
|
2014-08-14 22:31:24 +02:00
|
|
|
if (!s)
|
2011-11-30 21:55:45 +01:00
|
|
|
return;
|
2004-02-13 18:54:10 +01:00
|
|
|
|
2015-05-31 15:49:52 +02:00
|
|
|
av_freep(&s->sc.edge_emu_buffer);
|
2004-02-13 18:54:10 +01:00
|
|
|
av_freep(&s->me.scratchpad);
|
2011-11-30 21:55:45 +01:00
|
|
|
s->me.temp =
|
2015-05-31 15:49:52 +02:00
|
|
|
s->sc.rd_scratchpad =
|
|
|
|
s->sc.b_scratchpad =
|
|
|
|
s->sc.obmc_scratchpad = NULL;
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2004-02-13 18:54:10 +01:00
|
|
|
av_freep(&s->dct_error_sum);
|
|
|
|
av_freep(&s->me.map);
|
|
|
|
av_freep(&s->me.score_map);
|
|
|
|
av_freep(&s->blocks);
|
2010-07-01 13:51:01 +02:00
|
|
|
av_freep(&s->ac_val_base);
|
2011-11-30 21:55:45 +01:00
|
|
|
s->block = NULL;
|
2004-02-13 18:54:10 +01:00
|
|
|
}
|
|
|
|
|
2011-11-30 21:55:45 +01:00
|
|
|
static void backup_duplicate_context(MpegEncContext *bak, MpegEncContext *src)
|
|
|
|
{
|
|
|
|
#define COPY(a) bak->a = src->a
|
2015-05-31 15:49:52 +02:00
|
|
|
COPY(sc.edge_emu_buffer);
|
2004-02-13 18:54:10 +01:00
|
|
|
COPY(me.scratchpad);
|
2008-12-02 11:43:08 +01:00
|
|
|
COPY(me.temp);
|
2015-05-31 15:49:52 +02:00
|
|
|
COPY(sc.rd_scratchpad);
|
|
|
|
COPY(sc.b_scratchpad);
|
|
|
|
COPY(sc.obmc_scratchpad);
|
2004-02-13 18:54:10 +01:00
|
|
|
COPY(me.map);
|
|
|
|
COPY(me.score_map);
|
|
|
|
COPY(blocks);
|
|
|
|
COPY(block);
|
|
|
|
COPY(start_mb_y);
|
|
|
|
COPY(end_mb_y);
|
|
|
|
COPY(me.map_generation);
|
|
|
|
COPY(pb);
|
|
|
|
COPY(dct_error_sum);
|
2004-02-17 19:57:50 +01:00
|
|
|
COPY(dct_count[0]);
|
|
|
|
COPY(dct_count[1]);
|
2010-07-01 13:51:01 +02:00
|
|
|
COPY(ac_val_base);
|
|
|
|
COPY(ac_val[0]);
|
|
|
|
COPY(ac_val[1]);
|
|
|
|
COPY(ac_val[2]);
|
2004-02-13 18:54:10 +01:00
|
|
|
#undef COPY
|
|
|
|
}
|
|
|
|
|
2012-11-25 22:42:07 +01:00
|
|
|
int ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src)
|
2011-11-30 21:55:45 +01:00
|
|
|
{
|
2004-02-13 18:54:10 +01:00
|
|
|
MpegEncContext bak;
|
2012-11-25 22:42:07 +01:00
|
|
|
int i, ret;
|
2011-11-30 21:55:45 +01:00
|
|
|
// FIXME copy only needed parts
|
|
|
|
// START_TIMER
|
2004-02-13 18:54:10 +01:00
|
|
|
backup_duplicate_context(&bak, dst);
|
|
|
|
memcpy(dst, src, sizeof(MpegEncContext));
|
|
|
|
backup_duplicate_context(dst, &bak);
|
2011-11-30 21:55:45 +01:00
|
|
|
for (i = 0; i < 12; i++) {
|
2009-02-22 10:02:06 +01:00
|
|
|
dst->pblocks[i] = &dst->block[i];
|
2004-02-23 21:56:56 +01:00
|
|
|
}
|
2015-05-22 20:50:10 +02:00
|
|
|
if (dst->avctx->codec_tag == AV_RL32("VCR2")) {
|
|
|
|
// exchange uv
|
|
|
|
int16_t (*tmp)[64];
|
|
|
|
tmp = dst->pblocks[4];
|
|
|
|
dst->pblocks[4] = dst->pblocks[5];
|
|
|
|
dst->pblocks[5] = tmp;
|
|
|
|
}
|
2015-05-31 15:49:52 +02:00
|
|
|
if (!dst->sc.edge_emu_buffer &&
|
2015-05-31 15:49:53 +02:00
|
|
|
(ret = ff_mpeg_framesize_alloc(dst->avctx, &dst->me,
|
|
|
|
&dst->sc, dst->linesize)) < 0) {
|
2012-11-25 22:42:07 +01:00
|
|
|
av_log(dst->avctx, AV_LOG_ERROR, "failed to allocate context "
|
|
|
|
"scratch buffers.\n");
|
|
|
|
return ret;
|
|
|
|
}
|
2011-11-30 21:55:45 +01:00
|
|
|
// STOP_TIMER("update_duplicate_context")
|
|
|
|
// about 10k cycles / 0.01 sec for 1000frames on 1ghz with 2 threads
|
2012-11-25 22:42:07 +01:00
|
|
|
return 0;
|
2004-02-13 18:54:10 +01:00
|
|
|
}
|
|
|
|
|
2011-11-30 21:55:45 +01:00
|
|
|
int ff_mpeg_update_thread_context(AVCodecContext *dst,
|
|
|
|
const AVCodecContext *src)
|
2011-06-02 19:15:58 +02:00
|
|
|
{
|
2012-11-21 21:34:46 +01:00
|
|
|
int i, ret;
|
2011-06-02 19:15:58 +02:00
|
|
|
MpegEncContext *s = dst->priv_data, *s1 = src->priv_data;
|
|
|
|
|
2011-11-30 21:55:45 +01:00
|
|
|
if (dst == src || !s1->context_initialized)
|
|
|
|
return 0;
|
2011-06-02 19:15:58 +02:00
|
|
|
|
2011-11-30 21:55:45 +01:00
|
|
|
// FIXME can parameters change on I-frames?
|
|
|
|
// in that case dst may need a reinit
|
|
|
|
if (!s->context_initialized) {
|
2014-11-04 15:37:00 +01:00
|
|
|
int err;
|
2011-06-02 19:15:58 +02:00
|
|
|
memcpy(s, s1, sizeof(MpegEncContext));
|
|
|
|
|
|
|
|
s->avctx = dst;
|
|
|
|
s->bitstream_buffer = NULL;
|
|
|
|
s->bitstream_buffer_size = s->allocated_bitstream_buffer_size = 0;
|
|
|
|
|
2014-08-08 17:11:20 +02:00
|
|
|
ff_mpv_idct_init(s);
|
2014-11-04 15:37:00 +01:00
|
|
|
if ((err = ff_mpv_common_init(s)) < 0)
|
|
|
|
return err;
|
2011-06-02 19:15:58 +02:00
|
|
|
}
|
|
|
|
|
2012-09-18 15:48:14 +02:00
|
|
|
if (s->height != s1->height || s->width != s1->width || s->context_reinit) {
|
|
|
|
int err;
|
|
|
|
s->context_reinit = 0;
|
|
|
|
s->height = s1->height;
|
|
|
|
s->width = s1->width;
|
2014-08-10 17:25:12 +02:00
|
|
|
if ((err = ff_mpv_common_frame_size_change(s)) < 0)
|
2012-09-18 15:48:14 +02:00
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
2011-06-02 19:15:58 +02:00
|
|
|
s->avctx->coded_height = s1->avctx->coded_height;
|
|
|
|
s->avctx->coded_width = s1->avctx->coded_width;
|
|
|
|
s->avctx->width = s1->avctx->width;
|
|
|
|
s->avctx->height = s1->avctx->height;
|
|
|
|
|
|
|
|
s->coded_picture_number = s1->coded_picture_number;
|
|
|
|
s->picture_number = s1->picture_number;
|
|
|
|
|
2012-11-21 21:34:46 +01:00
|
|
|
for (i = 0; i < MAX_PICTURE_COUNT; i++) {
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->picture[i]);
|
2014-03-31 19:46:29 +02:00
|
|
|
if (s1->picture[i].f->buf[0] &&
|
2015-04-27 23:09:20 +02:00
|
|
|
(ret = ff_mpeg_ref_picture(s->avctx, &s->picture[i], &s1->picture[i])) < 0)
|
2012-11-21 21:34:46 +01:00
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
#define UPDATE_PICTURE(pic)\
|
|
|
|
do {\
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->pic);\
|
2014-03-31 19:46:29 +02:00
|
|
|
if (s1->pic.f->buf[0])\
|
2015-04-27 23:09:20 +02:00
|
|
|
ret = ff_mpeg_ref_picture(s->avctx, &s->pic, &s1->pic);\
|
2012-11-21 21:34:46 +01:00
|
|
|
else\
|
2015-06-08 14:00:49 +02:00
|
|
|
ret = ff_update_picture_tables(&s->pic, &s1->pic);\
|
2012-11-21 21:34:46 +01:00
|
|
|
if (ret < 0)\
|
|
|
|
return ret;\
|
|
|
|
} while (0)
|
|
|
|
|
|
|
|
UPDATE_PICTURE(current_picture);
|
|
|
|
UPDATE_PICTURE(last_picture);
|
|
|
|
UPDATE_PICTURE(next_picture);
|
2012-10-03 21:41:52 +02:00
|
|
|
|
2014-12-09 17:47:53 +01:00
|
|
|
#define REBASE_PICTURE(pic, new_ctx, old_ctx) \
|
|
|
|
((pic && pic >= old_ctx->picture && \
|
|
|
|
pic < old_ctx->picture + MAX_PICTURE_COUNT) ? \
|
|
|
|
&new_ctx->picture[pic - old_ctx->picture] : NULL)
|
|
|
|
|
2011-12-05 17:40:28 +01:00
|
|
|
s->last_picture_ptr = REBASE_PICTURE(s1->last_picture_ptr, s, s1);
|
|
|
|
s->current_picture_ptr = REBASE_PICTURE(s1->current_picture_ptr, s, s1);
|
|
|
|
s->next_picture_ptr = REBASE_PICTURE(s1->next_picture_ptr, s, s1);
|
2011-06-02 19:15:58 +02:00
|
|
|
|
2011-12-05 17:40:28 +01:00
|
|
|
// Error/bug resilience
|
2011-06-02 19:15:58 +02:00
|
|
|
s->next_p_frame_damaged = s1->next_p_frame_damaged;
|
|
|
|
s->workaround_bugs = s1->workaround_bugs;
|
|
|
|
|
2011-12-05 17:40:28 +01:00
|
|
|
// MPEG4 timing info
|
2013-11-26 11:23:16 +01:00
|
|
|
memcpy(&s->last_time_base, &s1->last_time_base,
|
2013-11-26 11:23:16 +01:00
|
|
|
(char *) &s1->pb_field_time + sizeof(s1->pb_field_time) -
|
2013-11-26 11:23:16 +01:00
|
|
|
(char *) &s1->last_time_base);
|
2011-12-05 17:40:28 +01:00
|
|
|
|
|
|
|
// B-frame info
|
|
|
|
s->max_b_frames = s1->max_b_frames;
|
|
|
|
s->low_delay = s1->low_delay;
|
2012-12-07 10:25:27 +01:00
|
|
|
s->droppable = s1->droppable;
|
2011-12-05 17:40:28 +01:00
|
|
|
|
|
|
|
// DivX handling (doesn't work)
|
|
|
|
s->divx_packed = s1->divx_packed;
|
|
|
|
|
|
|
|
if (s1->bitstream_buffer) {
|
|
|
|
if (s1->bitstream_buffer_size +
|
2015-06-29 23:48:34 +02:00
|
|
|
AV_INPUT_BUFFER_PADDING_SIZE > s->allocated_bitstream_buffer_size)
|
2011-12-05 17:40:28 +01:00
|
|
|
av_fast_malloc(&s->bitstream_buffer,
|
|
|
|
&s->allocated_bitstream_buffer_size,
|
|
|
|
s1->allocated_bitstream_buffer_size);
|
|
|
|
s->bitstream_buffer_size = s1->bitstream_buffer_size;
|
|
|
|
memcpy(s->bitstream_buffer, s1->bitstream_buffer,
|
|
|
|
s1->bitstream_buffer_size);
|
|
|
|
memset(s->bitstream_buffer + s->bitstream_buffer_size, 0,
|
2015-06-29 23:48:34 +02:00
|
|
|
AV_INPUT_BUFFER_PADDING_SIZE);
|
2011-06-02 19:15:58 +02:00
|
|
|
}
|
|
|
|
|
2012-11-25 22:42:07 +01:00
|
|
|
// linesize dependend scratch buffer allocation
|
2015-05-31 15:49:52 +02:00
|
|
|
if (!s->sc.edge_emu_buffer)
|
2012-11-25 22:42:07 +01:00
|
|
|
if (s1->linesize) {
|
2015-05-31 15:49:53 +02:00
|
|
|
if (ff_mpeg_framesize_alloc(s->avctx, &s->me,
|
|
|
|
&s->sc, s1->linesize) < 0) {
|
2012-11-25 22:42:07 +01:00
|
|
|
av_log(s->avctx, AV_LOG_ERROR, "Failed to allocate context "
|
|
|
|
"scratch buffers.\n");
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
av_log(s->avctx, AV_LOG_ERROR, "Context scratch buffers could not "
|
|
|
|
"be allocated due to unknown size.\n");
|
|
|
|
return AVERROR_BUG;
|
|
|
|
}
|
|
|
|
|
2011-12-05 17:40:28 +01:00
|
|
|
// MPEG2/interlacing info
|
|
|
|
memcpy(&s->progressive_sequence, &s1->progressive_sequence,
|
|
|
|
(char *) &s1->rtp_mode - (char *) &s1->progressive_sequence);
|
2011-06-02 19:15:58 +02:00
|
|
|
|
2011-12-05 17:40:28 +01:00
|
|
|
if (!s1->first_field) {
|
|
|
|
s->last_pict_type = s1->pict_type;
|
|
|
|
if (s1->current_picture_ptr)
|
2014-03-31 19:46:29 +02:00
|
|
|
s->last_lambda_for[s1->pict_type] = s1->current_picture_ptr->f->quality;
|
2011-06-02 19:15:58 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2004-03-16 17:11:29 +01:00
|
|
|
/**
|
2011-12-07 13:03:53 +01:00
|
|
|
* Set the given MpegEncContext to common defaults
|
2011-12-05 17:40:28 +01:00
|
|
|
* (same for encoding and decoding).
|
2011-12-07 13:03:53 +01:00
|
|
|
* The changed fields will not depend upon the
|
2011-12-05 17:40:28 +01:00
|
|
|
* prior state of the MpegEncContext.
|
2004-03-16 17:11:29 +01:00
|
|
|
*/
|
2014-08-10 17:25:12 +02:00
|
|
|
void ff_mpv_common_defaults(MpegEncContext *s)
|
2011-12-05 17:40:28 +01:00
|
|
|
{
|
|
|
|
s->y_dc_scale_table =
|
|
|
|
s->c_dc_scale_table = ff_mpeg1_dc_scale_table;
|
|
|
|
s->chroma_qscale_table = ff_default_chroma_qscale_table;
|
|
|
|
s->progressive_frame = 1;
|
|
|
|
s->progressive_sequence = 1;
|
|
|
|
s->picture_structure = PICT_FRAME;
|
|
|
|
|
|
|
|
s->coded_picture_number = 0;
|
|
|
|
s->picture_number = 0;
|
2004-03-16 18:27:03 +01:00
|
|
|
|
2011-12-05 17:40:28 +01:00
|
|
|
s->f_code = 1;
|
|
|
|
s->b_code = 1;
|
2011-06-02 19:15:58 +02:00
|
|
|
|
2012-01-01 20:24:24 +01:00
|
|
|
s->slice_context_count = 1;
|
2004-03-16 17:11:29 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
2011-12-07 13:03:53 +01:00
|
|
|
* Set the given MpegEncContext to defaults for decoding.
|
2011-12-05 17:40:28 +01:00
|
|
|
* the changed fields will not depend upon
|
|
|
|
* the prior state of the MpegEncContext.
|
2004-03-16 17:11:29 +01:00
|
|
|
*/
|
2014-08-10 17:25:12 +02:00
|
|
|
void ff_mpv_decode_defaults(MpegEncContext *s)
|
2011-12-05 17:40:28 +01:00
|
|
|
{
|
2014-08-10 17:25:12 +02:00
|
|
|
ff_mpv_common_defaults(s);
|
2004-03-16 17:11:29 +01:00
|
|
|
}
|
|
|
|
|
2012-09-05 16:34:05 +02:00
|
|
|
/**
|
|
|
|
* Initialize and allocates MpegEncContext fields dependent on the resolution.
|
|
|
|
*/
|
|
|
|
static int init_context_frame(MpegEncContext *s)
|
|
|
|
{
|
|
|
|
int y_size, c_size, yc_size, i, mb_array_size, mv_table_size, x, y;
|
|
|
|
|
|
|
|
s->mb_width = (s->width + 15) / 16;
|
|
|
|
s->mb_stride = s->mb_width + 1;
|
|
|
|
s->b8_stride = s->mb_width * 2 + 1;
|
|
|
|
mb_array_size = s->mb_height * s->mb_stride;
|
|
|
|
mv_table_size = (s->mb_height + 2) * s->mb_stride + 1;
|
|
|
|
|
|
|
|
/* set default edge pos, will be overriden
|
|
|
|
* in decode_header if needed */
|
|
|
|
s->h_edge_pos = s->mb_width * 16;
|
|
|
|
s->v_edge_pos = s->mb_height * 16;
|
|
|
|
|
|
|
|
s->mb_num = s->mb_width * s->mb_height;
|
|
|
|
|
|
|
|
s->block_wrap[0] =
|
|
|
|
s->block_wrap[1] =
|
|
|
|
s->block_wrap[2] =
|
|
|
|
s->block_wrap[3] = s->b8_stride;
|
|
|
|
s->block_wrap[4] =
|
|
|
|
s->block_wrap[5] = s->mb_stride;
|
|
|
|
|
|
|
|
y_size = s->b8_stride * (2 * s->mb_height + 1);
|
|
|
|
c_size = s->mb_stride * (s->mb_height + 1);
|
|
|
|
yc_size = y_size + 2 * c_size;
|
|
|
|
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_index2xy, (s->mb_num + 1) * sizeof(int),
|
|
|
|
fail); // error ressilience code looks cleaner with this
|
|
|
|
for (y = 0; y < s->mb_height; y++)
|
|
|
|
for (x = 0; x < s->mb_width; x++)
|
|
|
|
s->mb_index2xy[x + y * s->mb_width] = x + y * s->mb_stride;
|
|
|
|
|
|
|
|
s->mb_index2xy[s->mb_height * s->mb_width] =
|
|
|
|
(s->mb_height - 1) * s->mb_stride + s->mb_width; // FIXME really needed?
|
|
|
|
|
|
|
|
if (s->encoding) {
|
|
|
|
/* Allocate MV tables */
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_mv_table_base,
|
|
|
|
mv_table_size * 2 * sizeof(int16_t), fail);
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_forw_mv_table_base,
|
|
|
|
mv_table_size * 2 * sizeof(int16_t), fail);
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_back_mv_table_base,
|
|
|
|
mv_table_size * 2 * sizeof(int16_t), fail);
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_forw_mv_table_base,
|
|
|
|
mv_table_size * 2 * sizeof(int16_t), fail);
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_back_mv_table_base,
|
|
|
|
mv_table_size * 2 * sizeof(int16_t), fail);
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_direct_mv_table_base,
|
|
|
|
mv_table_size * 2 * sizeof(int16_t), fail);
|
|
|
|
s->p_mv_table = s->p_mv_table_base + s->mb_stride + 1;
|
|
|
|
s->b_forw_mv_table = s->b_forw_mv_table_base + s->mb_stride + 1;
|
|
|
|
s->b_back_mv_table = s->b_back_mv_table_base + s->mb_stride + 1;
|
|
|
|
s->b_bidir_forw_mv_table = s->b_bidir_forw_mv_table_base +
|
|
|
|
s->mb_stride + 1;
|
|
|
|
s->b_bidir_back_mv_table = s->b_bidir_back_mv_table_base +
|
|
|
|
s->mb_stride + 1;
|
|
|
|
s->b_direct_mv_table = s->b_direct_mv_table_base + s->mb_stride + 1;
|
|
|
|
|
|
|
|
/* Allocate MB type table */
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_type, mb_array_size *
|
|
|
|
sizeof(uint16_t), fail); // needed for encoding
|
|
|
|
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->lambda_table, mb_array_size *
|
|
|
|
sizeof(int), fail);
|
|
|
|
|
|
|
|
FF_ALLOC_OR_GOTO(s->avctx, s->cplx_tab,
|
|
|
|
mb_array_size * sizeof(float), fail);
|
|
|
|
FF_ALLOC_OR_GOTO(s->avctx, s->bits_tab,
|
|
|
|
mb_array_size * sizeof(float), fail);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
if (s->codec_id == AV_CODEC_ID_MPEG4 ||
|
2015-06-29 21:59:37 +02:00
|
|
|
(s->avctx->flags & AV_CODEC_FLAG_INTERLACED_ME)) {
|
2012-09-05 16:34:05 +02:00
|
|
|
/* interlaced direct mode decoding tables */
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
|
|
int j, k;
|
|
|
|
for (j = 0; j < 2; j++) {
|
|
|
|
for (k = 0; k < 2; k++) {
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx,
|
|
|
|
s->b_field_mv_table_base[i][j][k],
|
|
|
|
mv_table_size * 2 * sizeof(int16_t),
|
|
|
|
fail);
|
|
|
|
s->b_field_mv_table[i][j][k] = s->b_field_mv_table_base[i][j][k] +
|
|
|
|
s->mb_stride + 1;
|
|
|
|
}
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_field_select_table [i][j],
|
|
|
|
mb_array_size * 2 * sizeof(uint8_t), fail);
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_mv_table_base[i][j],
|
|
|
|
mv_table_size * 2 * sizeof(int16_t), fail);
|
|
|
|
s->p_field_mv_table[i][j] = s->p_field_mv_table_base[i][j]
|
|
|
|
+ s->mb_stride + 1;
|
|
|
|
}
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_select_table[i],
|
|
|
|
mb_array_size * 2 * sizeof(uint8_t), fail);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (s->out_format == FMT_H263) {
|
|
|
|
/* cbp values */
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->coded_block_base, y_size, fail);
|
|
|
|
s->coded_block = s->coded_block_base + s->b8_stride + 1;
|
|
|
|
|
|
|
|
/* cbp, ac_pred, pred_dir */
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->cbp_table,
|
|
|
|
mb_array_size * sizeof(uint8_t), fail);
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->pred_dir_table,
|
|
|
|
mb_array_size * sizeof(uint8_t), fail);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (s->h263_pred || s->h263_plus || !s->encoding) {
|
|
|
|
/* dc values */
|
|
|
|
// MN: we need these for error resilience of intra-frames
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->dc_val_base,
|
|
|
|
yc_size * sizeof(int16_t), fail);
|
|
|
|
s->dc_val[0] = s->dc_val_base + s->b8_stride + 1;
|
|
|
|
s->dc_val[1] = s->dc_val_base + y_size + s->mb_stride + 1;
|
|
|
|
s->dc_val[2] = s->dc_val[1] + c_size;
|
|
|
|
for (i = 0; i < yc_size; i++)
|
|
|
|
s->dc_val_base[i] = 1024;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* which mb is a intra block */
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->mbintra_table, mb_array_size, fail);
|
|
|
|
memset(s->mbintra_table, 1, mb_array_size);
|
|
|
|
|
|
|
|
/* init macroblock skip table */
|
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->mbskip_table, mb_array_size + 2, fail);
|
|
|
|
// Note the + 1 is for a quicker mpeg4 slice_end detection
|
|
|
|
|
2015-06-10 15:29:04 +02:00
|
|
|
return ff_mpeg_er_init(s);
|
2012-09-05 16:34:05 +02:00
|
|
|
fail:
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
}
|
|
|
|
|
2005-12-17 19:14:38 +01:00
|
|
|
/**
|
2004-03-16 17:11:29 +01:00
|
|
|
* init common structure for both encoder and decoder.
|
|
|
|
* this assumes that some variables like width/height are already set
|
|
|
|
*/
|
2014-08-10 17:25:12 +02:00
|
|
|
av_cold int ff_mpv_common_init(MpegEncContext *s)
|
2002-10-04 22:59:29 +02:00
|
|
|
{
|
2012-10-11 22:51:41 +02:00
|
|
|
int i;
|
2012-01-01 20:24:24 +01:00
|
|
|
int nb_slices = (HAVE_THREADS &&
|
|
|
|
s->avctx->active_thread_type & FF_THREAD_SLICE) ?
|
|
|
|
s->avctx->thread_count : 1;
|
|
|
|
|
|
|
|
if (s->encoding && s->avctx->slices)
|
|
|
|
nb_slices = s->avctx->slices;
|
2002-10-04 22:59:29 +02:00
|
|
|
|
2012-08-05 11:11:04 +02:00
|
|
|
if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO && !s->progressive_sequence)
|
2009-04-08 22:48:44 +02:00
|
|
|
s->mb_height = (s->height + 31) / 32 * 2;
|
2013-03-07 16:35:57 +01:00
|
|
|
else
|
2009-04-13 05:35:32 +02:00
|
|
|
s->mb_height = (s->height + 15) / 16;
|
2006-01-28 01:57:59 +01:00
|
|
|
|
2012-10-06 12:10:34 +02:00
|
|
|
if (s->avctx->pix_fmt == AV_PIX_FMT_NONE) {
|
2011-12-05 17:40:28 +01:00
|
|
|
av_log(s->avctx, AV_LOG_ERROR,
|
2012-10-06 12:10:34 +02:00
|
|
|
"decoding to AV_PIX_FMT_NONE is not supported.\n");
|
2009-02-19 09:39:47 +01:00
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2012-01-01 20:24:24 +01:00
|
|
|
if (nb_slices > MAX_THREADS || (nb_slices > s->mb_height && s->mb_height)) {
|
|
|
|
int max_slices;
|
|
|
|
if (s->mb_height)
|
|
|
|
max_slices = FFMIN(MAX_THREADS, s->mb_height);
|
|
|
|
else
|
|
|
|
max_slices = MAX_THREADS;
|
|
|
|
av_log(s->avctx, AV_LOG_WARNING, "too many threads/slices (%d),"
|
|
|
|
" reducing to %d\n", nb_slices, max_slices);
|
|
|
|
nb_slices = max_slices;
|
2004-04-30 00:12:29 +02:00
|
|
|
}
|
|
|
|
|
2011-12-05 17:40:28 +01:00
|
|
|
if ((s->width || s->height) &&
|
|
|
|
av_image_check_size(s->width, s->height, 0, s->avctx))
|
2005-01-12 01:16:25 +01:00
|
|
|
return -1;
|
|
|
|
|
2014-08-08 17:11:20 +02:00
|
|
|
dct_init(s);
|
2002-11-11 10:40:17 +01:00
|
|
|
|
2013-09-24 11:02:39 +02:00
|
|
|
/* set chroma shifts */
|
|
|
|
av_pix_fmt_get_chroma_sub_sample(s->avctx->pix_fmt,
|
|
|
|
&s->chroma_x_shift,
|
|
|
|
&s->chroma_y_shift);
|
2002-11-11 10:40:17 +01:00
|
|
|
|
2013-09-24 11:02:39 +02:00
|
|
|
/* convert fourcc to upper case */
|
|
|
|
s->codec_tag = avpriv_toupper4(s->avctx->codec_tag);
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2011-12-05 17:40:28 +01:00
|
|
|
FF_ALLOCZ_OR_GOTO(s->avctx, s->picture,
|
2012-11-21 21:34:46 +01:00
|
|
|
MAX_PICTURE_COUNT * sizeof(Picture), fail);
|
|
|
|
for (i = 0; i < MAX_PICTURE_COUNT; i++) {
|
2014-03-31 19:46:29 +02:00
|
|
|
s->picture[i].f = av_frame_alloc();
|
|
|
|
if (!s->picture[i].f)
|
|
|
|
goto fail;
|
2009-06-09 12:06:25 +02:00
|
|
|
}
|
2012-11-21 21:34:46 +01:00
|
|
|
memset(&s->next_picture, 0, sizeof(s->next_picture));
|
|
|
|
memset(&s->last_picture, 0, sizeof(s->last_picture));
|
|
|
|
memset(&s->current_picture, 0, sizeof(s->current_picture));
|
2014-03-31 19:46:29 +02:00
|
|
|
memset(&s->new_picture, 0, sizeof(s->new_picture));
|
|
|
|
s->next_picture.f = av_frame_alloc();
|
|
|
|
if (!s->next_picture.f)
|
|
|
|
goto fail;
|
|
|
|
s->last_picture.f = av_frame_alloc();
|
|
|
|
if (!s->last_picture.f)
|
|
|
|
goto fail;
|
|
|
|
s->current_picture.f = av_frame_alloc();
|
|
|
|
if (!s->current_picture.f)
|
|
|
|
goto fail;
|
|
|
|
s->new_picture.f = av_frame_alloc();
|
|
|
|
if (!s->new_picture.f)
|
|
|
|
goto fail;
|
2003-10-21 21:55:31 +02:00
|
|
|
|
2011-04-27 17:28:51 +02:00
|
|
|
if (s->width && s->height) {
|
2012-10-11 22:51:41 +02:00
|
|
|
if (init_context_frame(s))
|
2012-09-05 16:34:05 +02:00
|
|
|
goto fail;
|
2011-12-05 17:40:28 +01:00
|
|
|
|
|
|
|
s->parse_context.state = -1;
|
2011-04-27 17:28:51 +02:00
|
|
|
}
|
2002-11-08 19:35:39 +01:00
|
|
|
|
2001-07-22 16:18:56 +02:00
|
|
|
s->context_initialized = 1;
|
2011-12-05 17:40:28 +01:00
|
|
|
s->thread_context[0] = s;
|
2004-02-13 18:54:10 +01:00
|
|
|
|
2011-04-27 17:28:51 +02:00
|
|
|
if (s->width && s->height) {
|
2012-01-01 20:24:24 +01:00
|
|
|
if (nb_slices > 1) {
|
|
|
|
for (i = 1; i < nb_slices; i++) {
|
2011-12-05 17:40:28 +01:00
|
|
|
s->thread_context[i] = av_malloc(sizeof(MpegEncContext));
|
|
|
|
memcpy(s->thread_context[i], s, sizeof(MpegEncContext));
|
|
|
|
}
|
2004-02-13 18:54:10 +01:00
|
|
|
|
2012-01-01 20:24:24 +01:00
|
|
|
for (i = 0; i < nb_slices; i++) {
|
2013-02-03 13:13:00 +01:00
|
|
|
if (init_duplicate_context(s->thread_context[i]) < 0)
|
2011-12-05 17:40:28 +01:00
|
|
|
goto fail;
|
|
|
|
s->thread_context[i]->start_mb_y =
|
2012-01-01 20:24:24 +01:00
|
|
|
(s->mb_height * (i) + nb_slices / 2) / nb_slices;
|
2011-12-05 17:40:28 +01:00
|
|
|
s->thread_context[i]->end_mb_y =
|
2012-01-01 20:24:24 +01:00
|
|
|
(s->mb_height * (i + 1) + nb_slices / 2) / nb_slices;
|
2011-12-05 17:40:28 +01:00
|
|
|
}
|
|
|
|
} else {
|
2013-02-03 13:13:00 +01:00
|
|
|
if (init_duplicate_context(s) < 0)
|
2011-05-03 14:23:41 +02:00
|
|
|
goto fail;
|
2011-12-05 17:40:28 +01:00
|
|
|
s->start_mb_y = 0;
|
|
|
|
s->end_mb_y = s->mb_height;
|
2011-05-03 14:23:41 +02:00
|
|
|
}
|
2012-01-01 20:24:24 +01:00
|
|
|
s->slice_context_count = nb_slices;
|
2011-04-27 17:28:51 +02:00
|
|
|
}
|
|
|
|
|
2001-07-22 16:18:56 +02:00
|
|
|
return 0;
|
|
|
|
fail:
|
2014-08-10 17:25:12 +02:00
|
|
|
ff_mpv_common_end(s);
|
2001-07-22 16:18:56 +02:00
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2012-09-05 16:34:05 +02:00
|
|
|
/**
|
|
|
|
* Frees and resets MpegEncContext fields depending on the resolution.
|
|
|
|
* Is used during resolution changes to avoid a full reinitialization of the
|
|
|
|
* codec.
|
|
|
|
*/
|
2014-11-24 18:05:03 +01:00
|
|
|
static void free_context_frame(MpegEncContext *s)
|
2001-07-22 16:18:56 +02:00
|
|
|
{
|
2003-12-30 17:07:57 +01:00
|
|
|
int i, j, k;
|
2001-07-22 16:18:56 +02:00
|
|
|
|
2002-05-19 01:03:29 +02:00
|
|
|
av_freep(&s->mb_type);
|
2003-04-10 15:18:38 +02:00
|
|
|
av_freep(&s->p_mv_table_base);
|
|
|
|
av_freep(&s->b_forw_mv_table_base);
|
|
|
|
av_freep(&s->b_back_mv_table_base);
|
|
|
|
av_freep(&s->b_bidir_forw_mv_table_base);
|
|
|
|
av_freep(&s->b_bidir_back_mv_table_base);
|
|
|
|
av_freep(&s->b_direct_mv_table_base);
|
2011-12-05 17:40:28 +01:00
|
|
|
s->p_mv_table = NULL;
|
|
|
|
s->b_forw_mv_table = NULL;
|
|
|
|
s->b_back_mv_table = NULL;
|
|
|
|
s->b_bidir_forw_mv_table = NULL;
|
|
|
|
s->b_bidir_back_mv_table = NULL;
|
|
|
|
s->b_direct_mv_table = NULL;
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
|
|
for (j = 0; j < 2; j++) {
|
|
|
|
for (k = 0; k < 2; k++) {
|
2003-12-30 17:07:57 +01:00
|
|
|
av_freep(&s->b_field_mv_table_base[i][j][k]);
|
2011-12-05 17:40:28 +01:00
|
|
|
s->b_field_mv_table[i][j][k] = NULL;
|
2003-12-30 17:07:57 +01:00
|
|
|
}
|
|
|
|
av_freep(&s->b_field_select_table[i][j]);
|
|
|
|
av_freep(&s->p_field_mv_table_base[i][j]);
|
2011-12-05 17:40:28 +01:00
|
|
|
s->p_field_mv_table[i][j] = NULL;
|
2003-12-30 17:07:57 +01:00
|
|
|
}
|
|
|
|
av_freep(&s->p_field_select_table[i]);
|
|
|
|
}
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2004-04-16 03:01:45 +02:00
|
|
|
av_freep(&s->dc_val_base);
|
|
|
|
av_freep(&s->coded_block_base);
|
2002-05-19 01:03:29 +02:00
|
|
|
av_freep(&s->mbintra_table);
|
2002-06-02 14:20:39 +02:00
|
|
|
av_freep(&s->cbp_table);
|
|
|
|
av_freep(&s->pred_dir_table);
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2002-05-19 01:03:29 +02:00
|
|
|
av_freep(&s->mbskip_table);
|
2005-01-12 01:16:25 +01:00
|
|
|
|
2013-02-02 20:42:07 +01:00
|
|
|
av_freep(&s->er.error_status_table);
|
|
|
|
av_freep(&s->er.er_temp_buffer);
|
2003-04-10 15:18:38 +02:00
|
|
|
av_freep(&s->mb_index2xy);
|
2003-10-07 13:32:40 +02:00
|
|
|
av_freep(&s->lambda_table);
|
2012-09-05 16:34:05 +02:00
|
|
|
av_freep(&s->cplx_tab);
|
|
|
|
av_freep(&s->bits_tab);
|
|
|
|
|
|
|
|
s->linesize = s->uvlinesize = 0;
|
|
|
|
}
|
|
|
|
|
2014-08-10 17:25:12 +02:00
|
|
|
int ff_mpv_common_frame_size_change(MpegEncContext *s)
|
2012-09-05 20:40:12 +02:00
|
|
|
{
|
|
|
|
int i, err = 0;
|
|
|
|
|
|
|
|
if (s->slice_context_count > 1) {
|
|
|
|
for (i = 0; i < s->slice_context_count; i++) {
|
|
|
|
free_duplicate_context(s->thread_context[i]);
|
|
|
|
}
|
|
|
|
for (i = 1; i < s->slice_context_count; i++) {
|
|
|
|
av_freep(&s->thread_context[i]);
|
|
|
|
}
|
|
|
|
} else
|
|
|
|
free_duplicate_context(s);
|
|
|
|
|
2014-11-24 18:05:03 +01:00
|
|
|
free_context_frame(s);
|
2012-09-05 20:40:12 +02:00
|
|
|
|
|
|
|
if (s->picture)
|
2012-11-21 21:34:46 +01:00
|
|
|
for (i = 0; i < MAX_PICTURE_COUNT; i++) {
|
2012-09-05 20:40:12 +02:00
|
|
|
s->picture[i].needs_realloc = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
s->last_picture_ptr =
|
|
|
|
s->next_picture_ptr =
|
|
|
|
s->current_picture_ptr = NULL;
|
|
|
|
|
|
|
|
// init
|
|
|
|
if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO && !s->progressive_sequence)
|
|
|
|
s->mb_height = (s->height + 31) / 32 * 2;
|
2013-03-07 16:35:57 +01:00
|
|
|
else
|
2012-09-05 20:40:12 +02:00
|
|
|
s->mb_height = (s->height + 15) / 16;
|
|
|
|
|
|
|
|
if ((s->width || s->height) &&
|
2014-11-24 18:05:04 +01:00
|
|
|
(err = av_image_check_size(s->width, s->height, 0, s->avctx)) < 0)
|
|
|
|
goto fail;
|
2012-09-05 20:40:12 +02:00
|
|
|
|
|
|
|
if ((err = init_context_frame(s)))
|
|
|
|
goto fail;
|
|
|
|
|
|
|
|
s->thread_context[0] = s;
|
|
|
|
|
|
|
|
if (s->width && s->height) {
|
|
|
|
int nb_slices = s->slice_context_count;
|
|
|
|
if (nb_slices > 1) {
|
|
|
|
for (i = 1; i < nb_slices; i++) {
|
|
|
|
s->thread_context[i] = av_malloc(sizeof(MpegEncContext));
|
|
|
|
memcpy(s->thread_context[i], s, sizeof(MpegEncContext));
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < nb_slices; i++) {
|
2014-11-24 18:05:04 +01:00
|
|
|
if ((err = init_duplicate_context(s->thread_context[i])) < 0)
|
2012-09-05 20:40:12 +02:00
|
|
|
goto fail;
|
|
|
|
s->thread_context[i]->start_mb_y =
|
|
|
|
(s->mb_height * (i) + nb_slices / 2) / nb_slices;
|
|
|
|
s->thread_context[i]->end_mb_y =
|
|
|
|
(s->mb_height * (i + 1) + nb_slices / 2) / nb_slices;
|
|
|
|
}
|
|
|
|
} else {
|
2013-02-03 13:13:00 +01:00
|
|
|
if (init_duplicate_context(s) < 0)
|
2012-09-05 20:40:12 +02:00
|
|
|
goto fail;
|
|
|
|
s->start_mb_y = 0;
|
|
|
|
s->end_mb_y = s->mb_height;
|
|
|
|
}
|
|
|
|
s->slice_context_count = nb_slices;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
fail:
|
2014-08-10 17:25:12 +02:00
|
|
|
ff_mpv_common_end(s);
|
2012-09-05 20:40:12 +02:00
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
2012-09-05 16:34:05 +02:00
|
|
|
/* init common structure for both encoder and decoder */
|
2014-08-10 17:25:12 +02:00
|
|
|
void ff_mpv_common_end(MpegEncContext *s)
|
2012-09-05 16:34:05 +02:00
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
if (s->slice_context_count > 1) {
|
|
|
|
for (i = 0; i < s->slice_context_count; i++) {
|
|
|
|
free_duplicate_context(s->thread_context[i]);
|
|
|
|
}
|
|
|
|
for (i = 1; i < s->slice_context_count; i++) {
|
|
|
|
av_freep(&s->thread_context[i]);
|
|
|
|
}
|
|
|
|
s->slice_context_count = 1;
|
|
|
|
} else free_duplicate_context(s);
|
|
|
|
|
|
|
|
av_freep(&s->parse_context.buffer);
|
|
|
|
s->parse_context.buffer_size = 0;
|
|
|
|
|
|
|
|
av_freep(&s->bitstream_buffer);
|
|
|
|
s->allocated_bitstream_buffer_size = 0;
|
|
|
|
|
2012-11-21 21:34:46 +01:00
|
|
|
if (s->picture) {
|
|
|
|
for (i = 0; i < MAX_PICTURE_COUNT; i++) {
|
2013-11-30 11:50:09 +01:00
|
|
|
ff_free_picture_tables(&s->picture[i]);
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->picture[i]);
|
2014-03-31 19:46:29 +02:00
|
|
|
av_frame_free(&s->picture[i].f);
|
2003-10-25 21:30:14 +02:00
|
|
|
}
|
2001-07-22 16:18:56 +02:00
|
|
|
}
|
2003-10-21 21:55:31 +02:00
|
|
|
av_freep(&s->picture);
|
2013-11-30 11:50:09 +01:00
|
|
|
ff_free_picture_tables(&s->last_picture);
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->last_picture);
|
2014-03-31 19:46:29 +02:00
|
|
|
av_frame_free(&s->last_picture.f);
|
2013-11-30 11:50:09 +01:00
|
|
|
ff_free_picture_tables(&s->current_picture);
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->current_picture);
|
2014-03-31 19:46:29 +02:00
|
|
|
av_frame_free(&s->current_picture.f);
|
2013-11-30 11:50:09 +01:00
|
|
|
ff_free_picture_tables(&s->next_picture);
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->next_picture);
|
2014-03-31 19:46:29 +02:00
|
|
|
av_frame_free(&s->next_picture.f);
|
|
|
|
ff_free_picture_tables(&s->new_picture);
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->new_picture);
|
2014-03-31 19:46:29 +02:00
|
|
|
av_frame_free(&s->new_picture.f);
|
2012-09-19 19:39:52 +02:00
|
|
|
|
|
|
|
free_context_frame(s);
|
|
|
|
|
2011-12-05 17:40:28 +01:00
|
|
|
s->context_initialized = 0;
|
|
|
|
s->last_picture_ptr =
|
|
|
|
s->next_picture_ptr =
|
|
|
|
s->current_picture_ptr = NULL;
|
|
|
|
s->linesize = s->uvlinesize = 0;
|
2001-07-22 16:18:56 +02:00
|
|
|
}
|
|
|
|
|
2003-10-30 17:58:49 +01:00
|
|
|
/**
|
2013-12-03 07:48:09 +01:00
|
|
|
* generic function called after decoding
|
|
|
|
* the header and before a frame is decoded.
|
2003-10-30 17:58:49 +01:00
|
|
|
*/
|
2014-08-10 17:25:12 +02:00
|
|
|
int ff_mpv_frame_start(MpegEncContext *s, AVCodecContext *avctx)
|
2001-07-22 16:18:56 +02:00
|
|
|
{
|
2012-11-21 21:34:46 +01:00
|
|
|
int i, ret;
|
2009-05-15 04:01:53 +02:00
|
|
|
Picture *pic;
|
2005-04-24 19:21:11 +02:00
|
|
|
s->mb_skipped = 0;
|
2003-04-04 16:42:28 +02:00
|
|
|
|
2011-12-25 18:58:01 +01:00
|
|
|
/* mark & release old frames */
|
2013-03-07 16:37:45 +01:00
|
|
|
if (s->pict_type != AV_PICTURE_TYPE_B && s->last_picture_ptr &&
|
|
|
|
s->last_picture_ptr != s->next_picture_ptr &&
|
2014-03-31 19:46:29 +02:00
|
|
|
s->last_picture_ptr->f->buf[0]) {
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, s->last_picture_ptr);
|
2013-03-07 16:37:45 +01:00
|
|
|
}
|
2011-12-25 18:58:01 +01:00
|
|
|
|
2013-03-07 16:37:45 +01:00
|
|
|
/* release forgotten pictures */
|
|
|
|
/* if (mpeg124/h263) */
|
2013-12-03 07:48:09 +01:00
|
|
|
for (i = 0; i < MAX_PICTURE_COUNT; i++) {
|
|
|
|
if (&s->picture[i] != s->last_picture_ptr &&
|
|
|
|
&s->picture[i] != s->next_picture_ptr &&
|
|
|
|
s->picture[i].reference && !s->picture[i].needs_realloc) {
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->picture[i]);
|
2002-10-27 02:02:23 +02:00
|
|
|
}
|
2013-03-07 16:37:45 +01:00
|
|
|
}
|
2009-11-30 22:22:01 +01:00
|
|
|
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->current_picture);
|
2013-05-19 14:49:55 +02:00
|
|
|
|
2015-06-08 14:00:50 +02:00
|
|
|
/* release non reference frames */
|
|
|
|
for (i = 0; i < MAX_PICTURE_COUNT; i++) {
|
|
|
|
if (!s->picture[i].reference)
|
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->picture[i]);
|
|
|
|
}
|
2003-05-06 22:43:37 +02:00
|
|
|
|
2014-08-14 22:31:24 +02:00
|
|
|
if (s->current_picture_ptr && !s->current_picture_ptr->f->buf[0]) {
|
2013-12-03 07:48:09 +01:00
|
|
|
// we already have a unused image
|
|
|
|
// (maybe it was set before reading the header)
|
|
|
|
pic = s->current_picture_ptr;
|
|
|
|
} else {
|
2015-04-27 23:09:21 +02:00
|
|
|
i = ff_find_unused_picture(s->avctx, s->picture, 0);
|
2013-12-03 07:48:09 +01:00
|
|
|
if (i < 0) {
|
|
|
|
av_log(s->avctx, AV_LOG_ERROR, "no frame buffer available\n");
|
|
|
|
return i;
|
2003-10-30 17:58:49 +01:00
|
|
|
}
|
2013-12-03 07:48:09 +01:00
|
|
|
pic = &s->picture[i];
|
|
|
|
}
|
2003-10-30 17:58:49 +01:00
|
|
|
|
2013-12-03 07:48:09 +01:00
|
|
|
pic->reference = 0;
|
|
|
|
if (!s->droppable) {
|
|
|
|
if (s->pict_type != AV_PICTURE_TYPE_B)
|
|
|
|
pic->reference = 3;
|
|
|
|
}
|
2003-03-16 21:22:22 +01:00
|
|
|
|
2014-03-31 19:46:29 +02:00
|
|
|
pic->f->coded_picture_number = s->coded_picture_number++;
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2015-05-31 15:49:54 +02:00
|
|
|
if (alloc_picture(s, pic, 0) < 0)
|
2013-12-03 07:48:09 +01:00
|
|
|
return -1;
|
2002-07-14 20:37:35 +02:00
|
|
|
|
2013-12-03 07:48:09 +01:00
|
|
|
s->current_picture_ptr = pic;
|
|
|
|
// FIXME use only the vars from current_pic
|
2014-03-31 19:46:29 +02:00
|
|
|
s->current_picture_ptr->f->top_field_first = s->top_field_first;
|
2013-12-03 07:48:09 +01:00
|
|
|
if (s->codec_id == AV_CODEC_ID_MPEG1VIDEO ||
|
|
|
|
s->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
|
|
|
|
if (s->picture_structure != PICT_FRAME)
|
2014-03-31 19:46:29 +02:00
|
|
|
s->current_picture_ptr->f->top_field_first =
|
2013-12-03 07:48:09 +01:00
|
|
|
(s->picture_structure == PICT_TOP_FIELD) == s->first_field;
|
2002-12-04 11:04:03 +01:00
|
|
|
}
|
2014-03-31 19:46:29 +02:00
|
|
|
s->current_picture_ptr->f->interlaced_frame = !s->progressive_frame &&
|
2013-12-03 07:48:09 +01:00
|
|
|
!s->progressive_sequence;
|
|
|
|
s->current_picture_ptr->field_picture = s->picture_structure != PICT_FRAME;
|
2002-08-04 18:05:05 +02:00
|
|
|
|
2014-03-31 19:46:29 +02:00
|
|
|
s->current_picture_ptr->f->pict_type = s->pict_type;
|
2015-06-29 21:59:37 +02:00
|
|
|
// if (s->avctx->flags && AV_CODEC_FLAG_QSCALE)
|
2011-12-25 18:58:01 +01:00
|
|
|
// s->current_picture_ptr->quality = s->new_picture_ptr->quality;
|
2014-03-31 19:46:29 +02:00
|
|
|
s->current_picture_ptr->f->key_frame = s->pict_type == AV_PICTURE_TYPE_I;
|
2003-04-06 23:03:24 +02:00
|
|
|
|
2015-04-27 23:09:20 +02:00
|
|
|
if ((ret = ff_mpeg_ref_picture(s->avctx, &s->current_picture,
|
2012-11-21 21:34:46 +01:00
|
|
|
s->current_picture_ptr)) < 0)
|
|
|
|
return ret;
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2013-03-07 16:35:57 +01:00
|
|
|
if (s->pict_type != AV_PICTURE_TYPE_B) {
|
2011-12-25 18:58:01 +01:00
|
|
|
s->last_picture_ptr = s->next_picture_ptr;
|
2012-12-07 10:25:27 +01:00
|
|
|
if (!s->droppable)
|
2011-12-25 18:58:01 +01:00
|
|
|
s->next_picture_ptr = s->current_picture_ptr;
|
2001-07-22 16:18:56 +02:00
|
|
|
}
|
2015-03-16 09:57:36 +01:00
|
|
|
ff_dlog(s->avctx, "L%p N%p C%p L%p N%p C%p type:%d drop:%d\n",
|
2012-08-21 12:41:40 +02:00
|
|
|
s->last_picture_ptr, s->next_picture_ptr,s->current_picture_ptr,
|
2014-03-31 19:46:29 +02:00
|
|
|
s->last_picture_ptr ? s->last_picture_ptr->f->data[0] : NULL,
|
|
|
|
s->next_picture_ptr ? s->next_picture_ptr->f->data[0] : NULL,
|
|
|
|
s->current_picture_ptr ? s->current_picture_ptr->f->data[0] : NULL,
|
2012-12-07 10:25:27 +01:00
|
|
|
s->pict_type, s->droppable);
|
2011-12-25 18:58:01 +01:00
|
|
|
|
2014-08-14 22:31:24 +02:00
|
|
|
if ((!s->last_picture_ptr || !s->last_picture_ptr->f->buf[0]) &&
|
2013-03-07 16:37:45 +01:00
|
|
|
(s->pict_type != AV_PICTURE_TYPE_I ||
|
|
|
|
s->picture_structure != PICT_FRAME)) {
|
|
|
|
int h_chroma_shift, v_chroma_shift;
|
|
|
|
av_pix_fmt_get_chroma_sub_sample(s->avctx->pix_fmt,
|
|
|
|
&h_chroma_shift, &v_chroma_shift);
|
|
|
|
if (s->pict_type != AV_PICTURE_TYPE_I)
|
|
|
|
av_log(avctx, AV_LOG_ERROR,
|
|
|
|
"warning: first frame is no keyframe\n");
|
|
|
|
else if (s->picture_structure != PICT_FRAME)
|
|
|
|
av_log(avctx, AV_LOG_INFO,
|
|
|
|
"allocate dummy last picture for field based first keyframe\n");
|
|
|
|
|
|
|
|
/* Allocate a dummy frame */
|
2015-04-27 23:09:21 +02:00
|
|
|
i = ff_find_unused_picture(s->avctx, s->picture, 0);
|
2013-03-07 16:37:45 +01:00
|
|
|
if (i < 0) {
|
|
|
|
av_log(s->avctx, AV_LOG_ERROR, "no frame buffer available\n");
|
|
|
|
return i;
|
2009-11-30 22:22:01 +01:00
|
|
|
}
|
2013-03-07 16:37:45 +01:00
|
|
|
s->last_picture_ptr = &s->picture[i];
|
2013-11-28 10:54:35 +01:00
|
|
|
|
|
|
|
s->last_picture_ptr->reference = 3;
|
2014-03-31 19:46:29 +02:00
|
|
|
s->last_picture_ptr->f->pict_type = AV_PICTURE_TYPE_I;
|
2013-11-28 10:54:35 +01:00
|
|
|
|
2015-05-31 15:49:54 +02:00
|
|
|
if (alloc_picture(s, s->last_picture_ptr, 0) < 0) {
|
2013-03-07 16:37:45 +01:00
|
|
|
s->last_picture_ptr = NULL;
|
|
|
|
return -1;
|
2009-11-30 22:22:01 +01:00
|
|
|
}
|
|
|
|
|
2014-03-31 19:46:29 +02:00
|
|
|
memset(s->last_picture_ptr->f->data[0], 0,
|
|
|
|
avctx->height * s->last_picture_ptr->f->linesize[0]);
|
|
|
|
memset(s->last_picture_ptr->f->data[1], 0x80,
|
2013-03-07 16:37:45 +01:00
|
|
|
(avctx->height >> v_chroma_shift) *
|
2014-03-31 19:46:29 +02:00
|
|
|
s->last_picture_ptr->f->linesize[1]);
|
|
|
|
memset(s->last_picture_ptr->f->data[2], 0x80,
|
2013-03-07 16:37:45 +01:00
|
|
|
(avctx->height >> v_chroma_shift) *
|
2014-03-31 19:46:29 +02:00
|
|
|
s->last_picture_ptr->f->linesize[2]);
|
2013-03-07 16:37:45 +01:00
|
|
|
|
|
|
|
ff_thread_report_progress(&s->last_picture_ptr->tf, INT_MAX, 0);
|
|
|
|
ff_thread_report_progress(&s->last_picture_ptr->tf, INT_MAX, 1);
|
|
|
|
}
|
2014-08-14 22:31:24 +02:00
|
|
|
if ((!s->next_picture_ptr || !s->next_picture_ptr->f->buf[0]) &&
|
2013-03-07 16:37:45 +01:00
|
|
|
s->pict_type == AV_PICTURE_TYPE_B) {
|
|
|
|
/* Allocate a dummy frame */
|
2015-04-27 23:09:21 +02:00
|
|
|
i = ff_find_unused_picture(s->avctx, s->picture, 0);
|
2013-03-07 16:37:45 +01:00
|
|
|
if (i < 0) {
|
|
|
|
av_log(s->avctx, AV_LOG_ERROR, "no frame buffer available\n");
|
|
|
|
return i;
|
2012-11-21 21:34:46 +01:00
|
|
|
}
|
2013-03-07 16:37:45 +01:00
|
|
|
s->next_picture_ptr = &s->picture[i];
|
2013-11-28 10:54:35 +01:00
|
|
|
|
|
|
|
s->next_picture_ptr->reference = 3;
|
2014-03-31 19:46:29 +02:00
|
|
|
s->next_picture_ptr->f->pict_type = AV_PICTURE_TYPE_I;
|
2013-11-28 10:54:35 +01:00
|
|
|
|
2015-05-31 15:49:54 +02:00
|
|
|
if (alloc_picture(s, s->next_picture_ptr, 0) < 0) {
|
2013-03-07 16:37:45 +01:00
|
|
|
s->next_picture_ptr = NULL;
|
|
|
|
return -1;
|
2012-11-21 21:34:46 +01:00
|
|
|
}
|
2013-03-07 16:37:45 +01:00
|
|
|
ff_thread_report_progress(&s->next_picture_ptr->tf, INT_MAX, 0);
|
|
|
|
ff_thread_report_progress(&s->next_picture_ptr->tf, INT_MAX, 1);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (s->last_picture_ptr) {
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->last_picture);
|
2014-03-31 19:46:29 +02:00
|
|
|
if (s->last_picture_ptr->f->buf[0] &&
|
2015-04-27 23:09:20 +02:00
|
|
|
(ret = ff_mpeg_ref_picture(s->avctx, &s->last_picture,
|
2013-03-07 16:37:45 +01:00
|
|
|
s->last_picture_ptr)) < 0)
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
if (s->next_picture_ptr) {
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->next_picture);
|
2014-03-31 19:46:29 +02:00
|
|
|
if (s->next_picture_ptr->f->buf[0] &&
|
2015-04-27 23:09:20 +02:00
|
|
|
(ret = ff_mpeg_ref_picture(s->avctx, &s->next_picture,
|
2013-03-07 16:37:45 +01:00
|
|
|
s->next_picture_ptr)) < 0)
|
|
|
|
return ret;
|
|
|
|
}
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2013-10-22 19:17:10 +02:00
|
|
|
if (s->pict_type != AV_PICTURE_TYPE_I &&
|
2014-03-31 19:46:29 +02:00
|
|
|
!(s->last_picture_ptr && s->last_picture_ptr->f->buf[0])) {
|
2013-10-22 19:17:10 +02:00
|
|
|
av_log(s, AV_LOG_ERROR,
|
|
|
|
"Non-reference picture received and no reference available\n");
|
|
|
|
return AVERROR_INVALIDDATA;
|
|
|
|
}
|
2012-01-10 15:08:20 +01:00
|
|
|
|
2013-03-07 16:35:57 +01:00
|
|
|
if (s->picture_structure!= PICT_FRAME) {
|
2003-03-16 21:22:22 +01:00
|
|
|
int i;
|
2011-12-25 18:58:01 +01:00
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
if (s->picture_structure == PICT_BOTTOM_FIELD) {
|
2014-03-31 19:46:29 +02:00
|
|
|
s->current_picture.f->data[i] +=
|
|
|
|
s->current_picture.f->linesize[i];
|
2005-12-17 19:14:38 +01:00
|
|
|
}
|
2014-03-31 19:46:29 +02:00
|
|
|
s->current_picture.f->linesize[i] *= 2;
|
|
|
|
s->last_picture.f->linesize[i] *= 2;
|
|
|
|
s->next_picture.f->linesize[i] *= 2;
|
2003-03-16 21:22:22 +01:00
|
|
|
}
|
|
|
|
}
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2011-12-25 18:58:01 +01:00
|
|
|
/* set dequantizer, we can't do it during init as
|
|
|
|
* it might change for mpeg4 and we can't do it in the header
|
|
|
|
* decode as init is not called for mpeg4 there yet */
|
2012-08-05 11:11:04 +02:00
|
|
|
if (s->mpeg_quant || s->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
|
2003-12-14 03:57:00 +01:00
|
|
|
s->dct_unquantize_intra = s->dct_unquantize_mpeg2_intra;
|
|
|
|
s->dct_unquantize_inter = s->dct_unquantize_mpeg2_inter;
|
2011-12-25 18:58:01 +01:00
|
|
|
} else if (s->out_format == FMT_H263 || s->out_format == FMT_H261) {
|
2003-12-14 03:57:00 +01:00
|
|
|
s->dct_unquantize_intra = s->dct_unquantize_h263_intra;
|
|
|
|
s->dct_unquantize_inter = s->dct_unquantize_h263_inter;
|
2011-12-25 18:58:01 +01:00
|
|
|
} else {
|
2003-12-14 03:57:00 +01:00
|
|
|
s->dct_unquantize_intra = s->dct_unquantize_mpeg1_intra;
|
|
|
|
s->dct_unquantize_inter = s->dct_unquantize_mpeg1_inter;
|
|
|
|
}
|
2002-10-27 02:02:23 +02:00
|
|
|
|
2013-11-05 08:16:31 +01:00
|
|
|
#if FF_API_XVMC
|
|
|
|
FF_DISABLE_DEPRECATION_WARNINGS
|
2011-12-25 18:58:01 +01:00
|
|
|
if (CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration)
|
2009-02-14 19:46:32 +01:00
|
|
|
return ff_xvmc_field_start(s, avctx);
|
2013-11-05 08:16:31 +01:00
|
|
|
FF_ENABLE_DEPRECATION_WARNINGS
|
|
|
|
#endif /* FF_API_XVMC */
|
2009-02-16 12:49:08 +01:00
|
|
|
|
2002-10-27 02:02:23 +02:00
|
|
|
return 0;
|
2001-07-22 16:18:56 +02:00
|
|
|
}
|
2001-07-31 01:26:26 +02:00
|
|
|
|
2013-11-30 11:34:37 +01:00
|
|
|
/* called after a frame has been decoded. */
|
2014-08-10 17:25:12 +02:00
|
|
|
void ff_mpv_frame_end(MpegEncContext *s)
|
2001-07-22 16:18:56 +02:00
|
|
|
{
|
2013-11-05 08:16:31 +01:00
|
|
|
#if FF_API_XVMC
|
|
|
|
FF_DISABLE_DEPRECATION_WARNINGS
|
2011-06-02 19:15:58 +02:00
|
|
|
/* redraw edges for the frame if decoding didn't complete */
|
2011-12-25 18:58:01 +01:00
|
|
|
// just to make sure that all data is rendered.
|
|
|
|
if (CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration) {
|
2009-02-14 19:46:32 +01:00
|
|
|
ff_xvmc_field_end(s);
|
2013-11-05 08:16:31 +01:00
|
|
|
} else
|
|
|
|
FF_ENABLE_DEPRECATION_WARNINGS
|
|
|
|
#endif /* FF_API_XVMC */
|
2011-06-02 19:15:58 +02:00
|
|
|
|
2002-01-15 06:02:26 +01:00
|
|
|
emms_c();
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2013-03-07 16:35:57 +01:00
|
|
|
if (s->current_picture.reference)
|
2012-11-21 21:34:46 +01:00
|
|
|
ff_thread_report_progress(&s->current_picture_ptr->tf, INT_MAX, 0);
|
2001-07-22 16:18:56 +02:00
|
|
|
}
|
|
|
|
|
2003-04-10 15:18:38 +02:00
|
|
|
/**
|
2011-12-25 18:58:01 +01:00
|
|
|
* Print debugging info for the given picture.
|
2003-04-10 15:18:38 +02:00
|
|
|
*/
|
2012-11-21 21:34:46 +01:00
|
|
|
void ff_print_debug_info(MpegEncContext *s, Picture *p)
|
2011-12-25 18:58:01 +01:00
|
|
|
{
|
2012-11-21 21:34:46 +01:00
|
|
|
AVFrame *pict;
|
|
|
|
if (s->avctx->hwaccel || !p || !p->mb_type)
|
2011-12-25 18:58:01 +01:00
|
|
|
return;
|
2014-03-31 19:46:29 +02:00
|
|
|
pict = p->f;
|
2003-04-10 15:18:38 +02:00
|
|
|
|
2011-12-25 18:58:01 +01:00
|
|
|
if (s->avctx->debug & (FF_DEBUG_SKIP | FF_DEBUG_QP | FF_DEBUG_MB_TYPE)) {
|
2003-04-10 15:18:38 +02:00
|
|
|
int x,y;
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2003-12-30 03:12:12 +01:00
|
|
|
av_log(s->avctx,AV_LOG_DEBUG,"New frame, type: ");
|
|
|
|
switch (pict->pict_type) {
|
2011-12-25 18:58:01 +01:00
|
|
|
case AV_PICTURE_TYPE_I:
|
|
|
|
av_log(s->avctx,AV_LOG_DEBUG,"I\n");
|
|
|
|
break;
|
|
|
|
case AV_PICTURE_TYPE_P:
|
|
|
|
av_log(s->avctx,AV_LOG_DEBUG,"P\n");
|
|
|
|
break;
|
|
|
|
case AV_PICTURE_TYPE_B:
|
|
|
|
av_log(s->avctx,AV_LOG_DEBUG,"B\n");
|
|
|
|
break;
|
|
|
|
case AV_PICTURE_TYPE_S:
|
|
|
|
av_log(s->avctx,AV_LOG_DEBUG,"S\n");
|
|
|
|
break;
|
|
|
|
case AV_PICTURE_TYPE_SI:
|
|
|
|
av_log(s->avctx,AV_LOG_DEBUG,"SI\n");
|
|
|
|
break;
|
|
|
|
case AV_PICTURE_TYPE_SP:
|
|
|
|
av_log(s->avctx,AV_LOG_DEBUG,"SP\n");
|
|
|
|
break;
|
2003-12-30 03:12:12 +01:00
|
|
|
}
|
2011-12-25 18:58:01 +01:00
|
|
|
for (y = 0; y < s->mb_height; y++) {
|
|
|
|
for (x = 0; x < s->mb_width; x++) {
|
|
|
|
if (s->avctx->debug & FF_DEBUG_SKIP) {
|
|
|
|
int count = s->mbskip_table[x + y * s->mb_stride];
|
|
|
|
if (count > 9)
|
|
|
|
count = 9;
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "%1d", count);
|
2003-04-10 15:18:38 +02:00
|
|
|
}
|
2011-12-25 18:58:01 +01:00
|
|
|
if (s->avctx->debug & FF_DEBUG_QP) {
|
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "%2d",
|
2012-11-21 21:34:46 +01:00
|
|
|
p->qscale_table[x + y * s->mb_stride]);
|
2003-04-10 15:18:38 +02:00
|
|
|
}
|
2011-12-25 18:58:01 +01:00
|
|
|
if (s->avctx->debug & FF_DEBUG_MB_TYPE) {
|
2012-11-21 21:34:46 +01:00
|
|
|
int mb_type = p->mb_type[x + y * s->mb_stride];
|
2011-12-25 18:58:01 +01:00
|
|
|
// Type & MV direction
|
|
|
|
if (IS_PCM(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "P");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_INTRA(mb_type) && IS_ACPRED(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "A");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_INTRA4x4(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "i");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_INTRA16x16(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "I");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_DIRECT(mb_type) && IS_SKIP(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "d");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_DIRECT(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "D");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_GMC(mb_type) && IS_SKIP(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "g");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_GMC(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "G");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_SKIP(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "S");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (!USES_LIST(mb_type, 1))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, ">");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (!USES_LIST(mb_type, 0))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "<");
|
2011-12-25 18:58:01 +01:00
|
|
|
else {
|
2003-04-10 15:18:38 +02:00
|
|
|
assert(USES_LIST(mb_type, 0) && USES_LIST(mb_type, 1));
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "X");
|
2003-04-10 15:18:38 +02:00
|
|
|
}
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2011-12-25 18:58:01 +01:00
|
|
|
// segmentation
|
|
|
|
if (IS_8X8(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "+");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_16X8(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "-");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_8X16(mb_type))
|
2005-05-13 23:04:16 +02:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "|");
|
2011-12-25 18:58:01 +01:00
|
|
|
else if (IS_INTRA(mb_type) || IS_16X16(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, " ");
|
2003-04-10 15:18:38 +02:00
|
|
|
else
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "?");
|
2005-12-17 19:14:38 +01:00
|
|
|
|
|
|
|
|
2011-12-25 18:58:01 +01:00
|
|
|
if (IS_INTERLACED(mb_type))
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "=");
|
2003-04-10 15:18:38 +02:00
|
|
|
else
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, " ");
|
2003-04-10 15:18:38 +02:00
|
|
|
}
|
|
|
|
}
|
2003-11-03 14:26:22 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "\n");
|
2003-04-10 15:18:38 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2011-06-02 19:15:58 +02:00
|
|
|
/**
|
|
|
|
* find the lowest MB row referenced in the MVs
|
|
|
|
*/
|
2015-06-08 14:00:52 +02:00
|
|
|
static int lowest_referenced_row(MpegEncContext *s, int dir)
|
2011-06-02 19:15:58 +02:00
|
|
|
{
|
|
|
|
int my_max = INT_MIN, my_min = INT_MAX, qpel_shift = !s->quarter_sample;
|
|
|
|
int my, off, i, mvs;
|
|
|
|
|
2012-10-12 22:38:54 +02:00
|
|
|
if (s->picture_structure != PICT_FRAME || s->mcsel)
|
|
|
|
goto unhandled;
|
2011-06-02 19:15:58 +02:00
|
|
|
|
|
|
|
switch (s->mv_type) {
|
|
|
|
case MV_TYPE_16X16:
|
|
|
|
mvs = 1;
|
|
|
|
break;
|
|
|
|
case MV_TYPE_16X8:
|
|
|
|
mvs = 2;
|
|
|
|
break;
|
|
|
|
case MV_TYPE_8X8:
|
|
|
|
mvs = 4;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
goto unhandled;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < mvs; i++) {
|
|
|
|
my = s->mv[dir][i][1]<<qpel_shift;
|
|
|
|
my_max = FFMAX(my_max, my);
|
|
|
|
my_min = FFMIN(my_min, my);
|
|
|
|
}
|
|
|
|
|
|
|
|
off = (FFMAX(-my_min, my_max) + 63) >> 6;
|
|
|
|
|
|
|
|
return FFMIN(FFMAX(s->mb_y + off, 0), s->mb_height-1);
|
|
|
|
unhandled:
|
|
|
|
return s->mb_height-1;
|
|
|
|
}
|
|
|
|
|
2007-07-03 11:55:56 +02:00
|
|
|
/* put block[] to dest[] */
|
|
|
|
static inline void put_dct(MpegEncContext *s,
|
2013-01-20 01:02:29 +01:00
|
|
|
int16_t *block, int i, uint8_t *dest, int line_size, int qscale)
|
2004-09-26 01:18:58 +02:00
|
|
|
{
|
2007-07-03 11:55:56 +02:00
|
|
|
s->dct_unquantize_intra(s, block, i, qscale);
|
2014-01-24 11:55:16 +01:00
|
|
|
s->idsp.idct_put(dest, line_size, block);
|
2007-07-03 11:55:56 +02:00
|
|
|
}
|
2004-09-26 13:05:35 +02:00
|
|
|
|
2007-07-03 11:55:56 +02:00
|
|
|
/* add block[] to dest[] */
|
|
|
|
static inline void add_dct(MpegEncContext *s,
|
2013-01-20 01:02:29 +01:00
|
|
|
int16_t *block, int i, uint8_t *dest, int line_size)
|
2007-07-03 11:55:56 +02:00
|
|
|
{
|
|
|
|
if (s->block_last_index[i] >= 0) {
|
2014-01-24 11:55:16 +01:00
|
|
|
s->idsp.idct_add(dest, line_size, block);
|
2007-07-03 11:55:56 +02:00
|
|
|
}
|
|
|
|
}
|
2002-04-27 15:12:57 +02:00
|
|
|
|
2005-12-17 19:14:38 +01:00
|
|
|
static inline void add_dequant_dct(MpegEncContext *s,
|
2013-01-20 01:02:29 +01:00
|
|
|
int16_t *block, int i, uint8_t *dest, int line_size, int qscale)
|
2002-06-06 01:43:56 +02:00
|
|
|
{
|
2001-07-22 16:18:56 +02:00
|
|
|
if (s->block_last_index[i] >= 0) {
|
2003-12-14 03:57:00 +01:00
|
|
|
s->dct_unquantize_inter(s, block, i, qscale);
|
2002-04-17 06:32:12 +02:00
|
|
|
|
2014-01-24 11:55:16 +01:00
|
|
|
s->idsp.idct_add(dest, line_size, block);
|
2001-07-22 16:18:56 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2002-06-02 14:20:39 +02:00
|
|
|
/**
|
2011-12-07 13:03:53 +01:00
|
|
|
* Clean dc, ac, coded_block for the current non-intra MB.
|
2002-06-02 14:20:39 +02:00
|
|
|
*/
|
|
|
|
void ff_clean_intra_table_entries(MpegEncContext *s)
|
|
|
|
{
|
2004-04-16 03:01:45 +02:00
|
|
|
int wrap = s->b8_stride;
|
2002-06-02 14:20:39 +02:00
|
|
|
int xy = s->block_index[0];
|
2005-12-17 19:14:38 +01:00
|
|
|
|
|
|
|
s->dc_val[0][xy ] =
|
|
|
|
s->dc_val[0][xy + 1 ] =
|
2002-06-02 14:20:39 +02:00
|
|
|
s->dc_val[0][xy + wrap] =
|
|
|
|
s->dc_val[0][xy + 1 + wrap] = 1024;
|
|
|
|
/* ac pred */
|
2003-02-11 17:35:48 +01:00
|
|
|
memset(s->ac_val[0][xy ], 0, 32 * sizeof(int16_t));
|
|
|
|
memset(s->ac_val[0][xy + wrap], 0, 32 * sizeof(int16_t));
|
2002-06-02 14:20:39 +02:00
|
|
|
if (s->msmpeg4_version>=3) {
|
|
|
|
s->coded_block[xy ] =
|
|
|
|
s->coded_block[xy + 1 ] =
|
|
|
|
s->coded_block[xy + wrap] =
|
|
|
|
s->coded_block[xy + 1 + wrap] = 0;
|
|
|
|
}
|
|
|
|
/* chroma */
|
2004-04-16 03:01:45 +02:00
|
|
|
wrap = s->mb_stride;
|
|
|
|
xy = s->mb_x + s->mb_y * wrap;
|
2002-06-02 14:20:39 +02:00
|
|
|
s->dc_val[1][xy] =
|
|
|
|
s->dc_val[2][xy] = 1024;
|
|
|
|
/* ac pred */
|
2003-02-11 17:35:48 +01:00
|
|
|
memset(s->ac_val[1][xy], 0, 16 * sizeof(int16_t));
|
|
|
|
memset(s->ac_val[2][xy], 0, 16 * sizeof(int16_t));
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2004-04-16 03:01:45 +02:00
|
|
|
s->mbintra_table[xy]= 0;
|
2002-06-02 14:20:39 +02:00
|
|
|
}
|
|
|
|
|
2001-07-22 16:18:56 +02:00
|
|
|
/* generic function called after a macroblock has been parsed by the
|
|
|
|
decoder or after it has been encoded by the encoder.
|
|
|
|
|
|
|
|
Important variables used:
|
|
|
|
s->mb_intra : true if intra macroblock
|
|
|
|
s->mv_dir : motion vector direction
|
|
|
|
s->mv_type : motion vector type
|
|
|
|
s->mv : motion vector
|
|
|
|
s->interlaced_dct : true if interlaced dct used (mpeg2)
|
|
|
|
*/
|
2008-04-10 21:09:39 +02:00
|
|
|
static av_always_inline
|
2014-08-10 17:25:12 +02:00
|
|
|
void mpv_decode_mb_internal(MpegEncContext *s, int16_t block[12][64],
|
2012-04-12 14:55:49 +02:00
|
|
|
int is_mpeg12)
|
2001-07-22 16:18:56 +02:00
|
|
|
{
|
2003-04-10 15:18:38 +02:00
|
|
|
const int mb_xy = s->mb_y * s->mb_stride + s->mb_x;
|
2013-11-05 08:16:31 +01:00
|
|
|
|
|
|
|
#if FF_API_XVMC
|
|
|
|
FF_DISABLE_DEPRECATION_WARNINGS
|
2009-02-16 12:49:08 +01:00
|
|
|
if(CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration){
|
2009-02-14 19:25:41 +01:00
|
|
|
ff_xvmc_decode_mb(s);//xvmc uses pblocks
|
2003-07-26 03:28:49 +02:00
|
|
|
return;
|
|
|
|
}
|
2013-11-05 08:16:31 +01:00
|
|
|
FF_ENABLE_DEPRECATION_WARNINGS
|
|
|
|
#endif /* FF_API_XVMC */
|
2001-07-22 16:18:56 +02:00
|
|
|
|
2004-02-25 19:29:17 +01:00
|
|
|
if(s->avctx->debug&FF_DEBUG_DCT_COEFF) {
|
2012-11-21 21:34:46 +01:00
|
|
|
/* print DCT coefficients */
|
2004-02-25 19:29:17 +01:00
|
|
|
int i,j;
|
2011-02-23 23:38:52 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "DCT coeffs of MB at %dx%d:\n", s->mb_x, s->mb_y);
|
|
|
|
for(i=0; i<6; i++){
|
|
|
|
for(j=0; j<64; j++){
|
2014-01-24 11:55:16 +01:00
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "%5d",
|
|
|
|
block[i][s->idsp.idct_permutation[j]]);
|
2011-02-23 23:38:52 +01:00
|
|
|
}
|
|
|
|
av_log(s->avctx, AV_LOG_DEBUG, "\n");
|
|
|
|
}
|
2004-02-25 19:29:17 +01:00
|
|
|
}
|
|
|
|
|
2012-11-21 21:34:46 +01:00
|
|
|
s->current_picture.qscale_table[mb_xy] = s->qscale;
|
2001-10-17 01:10:38 +02:00
|
|
|
|
2001-07-22 16:18:56 +02:00
|
|
|
/* update DC predictors for P macroblocks */
|
|
|
|
if (!s->mb_intra) {
|
2008-04-21 10:30:54 +02:00
|
|
|
if (!is_mpeg12 && (s->h263_pred || s->h263_aic)) {
|
2002-06-06 01:43:56 +02:00
|
|
|
if(s->mbintra_table[mb_xy])
|
2002-06-02 14:20:39 +02:00
|
|
|
ff_clean_intra_table_entries(s);
|
2001-07-22 16:18:56 +02:00
|
|
|
} else {
|
2002-06-02 14:20:39 +02:00
|
|
|
s->last_dc[0] =
|
|
|
|
s->last_dc[1] =
|
2001-07-22 16:18:56 +02:00
|
|
|
s->last_dc[2] = 128 << s->intra_dc_precision;
|
|
|
|
}
|
|
|
|
}
|
2008-04-21 10:30:54 +02:00
|
|
|
else if (!is_mpeg12 && (s->h263_pred || s->h263_aic))
|
2002-06-06 01:43:56 +02:00
|
|
|
s->mbintra_table[mb_xy]=1;
|
2002-01-10 01:53:21 +01:00
|
|
|
|
2015-06-29 21:59:37 +02:00
|
|
|
if ((s->avctx->flags & AV_CODEC_FLAG_PSNR) ||
|
2015-04-27 20:13:25 +02:00
|
|
|
!(s->encoding && (s->intra_only || s->pict_type == AV_PICTURE_TYPE_B) &&
|
|
|
|
s->avctx->mb_decision != FF_MB_DECISION_RD)) { // FIXME precalc
|
2003-02-11 17:35:48 +01:00
|
|
|
uint8_t *dest_y, *dest_cb, *dest_cr;
|
2002-06-06 01:43:56 +02:00
|
|
|
int dct_linesize, dct_offset;
|
2002-09-11 14:39:53 +02:00
|
|
|
op_pixels_func (*op_pix)[4];
|
|
|
|
qpel_mc_func (*op_qpix)[16];
|
2014-03-31 19:46:29 +02:00
|
|
|
const int linesize = s->current_picture.f->linesize[0]; //not s->linesize as this would be wrong for field pics
|
|
|
|
const int uvlinesize = s->current_picture.f->linesize[1];
|
2012-04-12 14:55:49 +02:00
|
|
|
const int readable= s->pict_type != AV_PICTURE_TYPE_B || s->encoding || s->avctx->draw_horiz_band;
|
|
|
|
const int block_size = 8;
|
2001-07-24 22:43:41 +02:00
|
|
|
|
2002-12-04 11:04:03 +01:00
|
|
|
/* avoid copy if macroblock skipped in last frame too */
|
|
|
|
/* skip only during decoding as we might trash the buffers during encoding a bit */
|
|
|
|
if(!s->encoding){
|
2003-02-11 17:35:48 +01:00
|
|
|
uint8_t *mbskip_ptr = &s->mbskip_table[mb_xy];
|
2002-12-04 11:04:03 +01:00
|
|
|
|
2005-04-24 19:21:11 +02:00
|
|
|
if (s->mb_skipped) {
|
|
|
|
s->mb_skipped= 0;
|
2011-04-29 18:53:57 +02:00
|
|
|
assert(s->pict_type!=AV_PICTURE_TYPE_I);
|
2011-12-18 21:41:42 +01:00
|
|
|
*mbskip_ptr = 1;
|
2012-11-21 21:34:46 +01:00
|
|
|
} else if(!s->current_picture.reference) {
|
2011-12-18 21:41:42 +01:00
|
|
|
*mbskip_ptr = 1;
|
2003-01-20 21:37:24 +01:00
|
|
|
} else{
|
2001-07-24 22:43:41 +02:00
|
|
|
*mbskip_ptr = 0; /* not skipped */
|
|
|
|
}
|
2002-10-02 19:07:39 +02:00
|
|
|
}
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2004-06-11 09:59:12 +02:00
|
|
|
dct_linesize = linesize << s->interlaced_dct;
|
2012-01-07 19:07:42 +01:00
|
|
|
dct_offset = s->interlaced_dct ? linesize : linesize * block_size;
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2003-11-27 14:38:00 +01:00
|
|
|
if(readable){
|
|
|
|
dest_y= s->dest[0];
|
|
|
|
dest_cb= s->dest[1];
|
|
|
|
dest_cr= s->dest[2];
|
|
|
|
}else{
|
2015-05-31 15:49:52 +02:00
|
|
|
dest_y = s->sc.b_scratchpad;
|
|
|
|
dest_cb= s->sc.b_scratchpad+16*linesize;
|
|
|
|
dest_cr= s->sc.b_scratchpad+32*linesize;
|
2003-11-27 14:38:00 +01:00
|
|
|
}
|
2004-09-26 01:18:58 +02:00
|
|
|
|
2001-07-22 16:18:56 +02:00
|
|
|
if (!s->mb_intra) {
|
|
|
|
/* motion handling */
|
2005-04-24 13:13:49 +02:00
|
|
|
/* decoding or more than one mb_type (MC was already done otherwise) */
|
2003-07-29 04:09:12 +02:00
|
|
|
if(!s->encoding){
|
2011-06-02 19:15:58 +02:00
|
|
|
|
2011-10-09 21:38:35 +02:00
|
|
|
if(HAVE_THREADS && s->avctx->active_thread_type&FF_THREAD_FRAME) {
|
2011-06-02 19:15:58 +02:00
|
|
|
if (s->mv_dir & MV_DIR_FORWARD) {
|
2012-11-21 21:34:46 +01:00
|
|
|
ff_thread_await_progress(&s->last_picture_ptr->tf,
|
2015-06-08 14:00:52 +02:00
|
|
|
lowest_referenced_row(s, 0),
|
2012-02-27 22:02:45 +01:00
|
|
|
0);
|
2011-06-02 19:15:58 +02:00
|
|
|
}
|
|
|
|
if (s->mv_dir & MV_DIR_BACKWARD) {
|
2012-11-21 21:34:46 +01:00
|
|
|
ff_thread_await_progress(&s->next_picture_ptr->tf,
|
2015-06-08 14:00:52 +02:00
|
|
|
lowest_referenced_row(s, 1),
|
2012-02-27 22:02:45 +01:00
|
|
|
0);
|
2011-06-02 19:15:58 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-04-12 14:55:49 +02:00
|
|
|
op_qpix= s->me.qpel_put;
|
|
|
|
if ((!s->no_rounding) || s->pict_type==AV_PICTURE_TYPE_B){
|
2013-03-10 21:55:07 +01:00
|
|
|
op_pix = s->hdsp.put_pixels_tab;
|
2004-09-26 01:18:58 +02:00
|
|
|
}else{
|
2013-03-10 21:55:07 +01:00
|
|
|
op_pix = s->hdsp.put_no_rnd_pixels_tab;
|
2012-04-12 14:55:49 +02:00
|
|
|
}
|
|
|
|
if (s->mv_dir & MV_DIR_FORWARD) {
|
2014-08-10 17:25:12 +02:00
|
|
|
ff_mpv_motion(s, dest_y, dest_cb, dest_cr, 0, s->last_picture.f->data, op_pix, op_qpix);
|
2013-03-10 21:55:07 +01:00
|
|
|
op_pix = s->hdsp.avg_pixels_tab;
|
2012-04-12 14:55:49 +02:00
|
|
|
op_qpix= s->me.qpel_avg;
|
|
|
|
}
|
|
|
|
if (s->mv_dir & MV_DIR_BACKWARD) {
|
2014-08-10 17:25:12 +02:00
|
|
|
ff_mpv_motion(s, dest_y, dest_cb, dest_cr, 1, s->next_picture.f->data, op_pix, op_qpix);
|
2002-04-17 06:32:12 +02:00
|
|
|
}
|
2001-07-22 16:18:56 +02:00
|
|
|
}
|
|
|
|
|
2002-06-06 01:43:56 +02:00
|
|
|
/* skip dequant / idct if we are really late ;) */
|
2005-07-14 23:39:36 +02:00
|
|
|
if(s->avctx->skip_idct){
|
2011-04-29 18:53:57 +02:00
|
|
|
if( (s->avctx->skip_idct >= AVDISCARD_NONREF && s->pict_type == AV_PICTURE_TYPE_B)
|
|
|
|
||(s->avctx->skip_idct >= AVDISCARD_NONKEY && s->pict_type != AV_PICTURE_TYPE_I)
|
2005-07-14 23:39:36 +02:00
|
|
|
|| s->avctx->skip_idct >= AVDISCARD_ALL)
|
|
|
|
goto skip_idct;
|
|
|
|
}
|
2002-06-06 01:43:56 +02:00
|
|
|
|
2001-07-22 16:18:56 +02:00
|
|
|
/* add dct residue */
|
2012-08-05 11:11:04 +02:00
|
|
|
if(s->encoding || !( s->msmpeg4_version || s->codec_id==AV_CODEC_ID_MPEG1VIDEO || s->codec_id==AV_CODEC_ID_MPEG2VIDEO
|
|
|
|
|| (s->codec_id==AV_CODEC_ID_MPEG4 && !s->mpeg_quant))){
|
2004-09-26 01:18:58 +02:00
|
|
|
add_dequant_dct(s, block[0], 0, dest_y , dct_linesize, s->qscale);
|
|
|
|
add_dequant_dct(s, block[1], 1, dest_y + block_size, dct_linesize, s->qscale);
|
|
|
|
add_dequant_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize, s->qscale);
|
|
|
|
add_dequant_dct(s, block[3], 3, dest_y + dct_offset + block_size, dct_linesize, s->qscale);
|
2002-06-06 01:43:56 +02:00
|
|
|
|
2015-06-29 21:59:37 +02:00
|
|
|
if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
|
2006-05-16 17:19:54 +02:00
|
|
|
if (s->chroma_y_shift){
|
|
|
|
add_dequant_dct(s, block[4], 4, dest_cb, uvlinesize, s->chroma_qscale);
|
|
|
|
add_dequant_dct(s, block[5], 5, dest_cr, uvlinesize, s->chroma_qscale);
|
|
|
|
}else{
|
|
|
|
dct_linesize >>= 1;
|
|
|
|
dct_offset >>=1;
|
|
|
|
add_dequant_dct(s, block[4], 4, dest_cb, dct_linesize, s->chroma_qscale);
|
|
|
|
add_dequant_dct(s, block[5], 5, dest_cr, dct_linesize, s->chroma_qscale);
|
|
|
|
add_dequant_dct(s, block[6], 6, dest_cb + dct_offset, dct_linesize, s->chroma_qscale);
|
|
|
|
add_dequant_dct(s, block[7], 7, dest_cr + dct_offset, dct_linesize, s->chroma_qscale);
|
|
|
|
}
|
2002-06-09 15:35:56 +02:00
|
|
|
}
|
2012-08-05 11:11:04 +02:00
|
|
|
} else if(is_mpeg12 || (s->codec_id != AV_CODEC_ID_WMV2)){
|
2004-09-26 01:18:58 +02:00
|
|
|
add_dct(s, block[0], 0, dest_y , dct_linesize);
|
|
|
|
add_dct(s, block[1], 1, dest_y + block_size, dct_linesize);
|
|
|
|
add_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize);
|
|
|
|
add_dct(s, block[3], 3, dest_y + dct_offset + block_size, dct_linesize);
|
2001-07-22 16:18:56 +02:00
|
|
|
|
2015-06-29 21:59:37 +02:00
|
|
|
if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
|
2004-06-11 09:59:12 +02:00
|
|
|
if(s->chroma_y_shift){//Chroma420
|
|
|
|
add_dct(s, block[4], 4, dest_cb, uvlinesize);
|
|
|
|
add_dct(s, block[5], 5, dest_cr, uvlinesize);
|
|
|
|
}else{
|
|
|
|
//chroma422
|
|
|
|
dct_linesize = uvlinesize << s->interlaced_dct;
|
2012-01-07 19:07:42 +01:00
|
|
|
dct_offset = s->interlaced_dct ? uvlinesize : uvlinesize * 8;
|
2004-06-11 09:59:12 +02:00
|
|
|
|
|
|
|
add_dct(s, block[4], 4, dest_cb, dct_linesize);
|
|
|
|
add_dct(s, block[5], 5, dest_cr, dct_linesize);
|
|
|
|
add_dct(s, block[6], 6, dest_cb+dct_offset, dct_linesize);
|
|
|
|
add_dct(s, block[7], 7, dest_cr+dct_offset, dct_linesize);
|
|
|
|
if(!s->chroma_x_shift){//Chroma444
|
|
|
|
add_dct(s, block[8], 8, dest_cb+8, dct_linesize);
|
|
|
|
add_dct(s, block[9], 9, dest_cr+8, dct_linesize);
|
|
|
|
add_dct(s, block[10], 10, dest_cb+8+dct_offset, dct_linesize);
|
|
|
|
add_dct(s, block[11], 11, dest_cr+8+dct_offset, dct_linesize);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}//fi gray
|
|
|
|
}
|
2009-12-30 03:08:25 +01:00
|
|
|
else if (CONFIG_WMV2_DECODER || CONFIG_WMV2_ENCODER) {
|
2002-12-28 00:51:46 +01:00
|
|
|
ff_wmv2_add_mb(s, block, dest_y, dest_cb, dest_cr);
|
2002-06-06 01:43:56 +02:00
|
|
|
}
|
2001-07-22 16:18:56 +02:00
|
|
|
} else {
|
|
|
|
/* dct only in intra block */
|
2012-08-05 11:11:04 +02:00
|
|
|
if(s->encoding || !(s->codec_id==AV_CODEC_ID_MPEG1VIDEO || s->codec_id==AV_CODEC_ID_MPEG2VIDEO)){
|
2004-09-26 01:18:58 +02:00
|
|
|
put_dct(s, block[0], 0, dest_y , dct_linesize, s->qscale);
|
|
|
|
put_dct(s, block[1], 1, dest_y + block_size, dct_linesize, s->qscale);
|
|
|
|
put_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize, s->qscale);
|
|
|
|
put_dct(s, block[3], 3, dest_y + dct_offset + block_size, dct_linesize, s->qscale);
|
2002-09-30 18:14:14 +02:00
|
|
|
|
2015-06-29 21:59:37 +02:00
|
|
|
if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
|
2006-05-16 17:19:54 +02:00
|
|
|
if(s->chroma_y_shift){
|
|
|
|
put_dct(s, block[4], 4, dest_cb, uvlinesize, s->chroma_qscale);
|
|
|
|
put_dct(s, block[5], 5, dest_cr, uvlinesize, s->chroma_qscale);
|
|
|
|
}else{
|
|
|
|
dct_offset >>=1;
|
|
|
|
dct_linesize >>=1;
|
|
|
|
put_dct(s, block[4], 4, dest_cb, dct_linesize, s->chroma_qscale);
|
|
|
|
put_dct(s, block[5], 5, dest_cr, dct_linesize, s->chroma_qscale);
|
|
|
|
put_dct(s, block[6], 6, dest_cb + dct_offset, dct_linesize, s->chroma_qscale);
|
2007-07-03 11:55:56 +02:00
|
|
|
put_dct(s, block[7], 7, dest_cr + dct_offset, dct_linesize, s->chroma_qscale);
|
2002-12-31 18:23:56 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}else{
|
2014-01-24 11:55:16 +01:00
|
|
|
s->idsp.idct_put(dest_y, dct_linesize, block[0]);
|
|
|
|
s->idsp.idct_put(dest_y + block_size, dct_linesize, block[1]);
|
|
|
|
s->idsp.idct_put(dest_y + dct_offset, dct_linesize, block[2]);
|
|
|
|
s->idsp.idct_put(dest_y + dct_offset + block_size, dct_linesize, block[3]);
|
2004-01-02 20:22:00 +01:00
|
|
|
|
2015-06-29 21:59:37 +02:00
|
|
|
if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
|
2007-07-03 11:55:56 +02:00
|
|
|
if(s->chroma_y_shift){
|
2014-01-24 11:55:16 +01:00
|
|
|
s->idsp.idct_put(dest_cb, uvlinesize, block[4]);
|
|
|
|
s->idsp.idct_put(dest_cr, uvlinesize, block[5]);
|
2007-07-03 11:55:56 +02:00
|
|
|
}else{
|
2004-01-02 20:22:00 +01:00
|
|
|
|
2007-07-03 11:55:56 +02:00
|
|
|
dct_linesize = uvlinesize << s->interlaced_dct;
|
2012-01-07 19:07:42 +01:00
|
|
|
dct_offset = s->interlaced_dct ? uvlinesize : uvlinesize * 8;
|
2002-12-31 23:58:41 +01:00
|
|
|
|
2014-01-24 11:55:16 +01:00
|
|
|
s->idsp.idct_put(dest_cb, dct_linesize, block[4]);
|
|
|
|
s->idsp.idct_put(dest_cr, dct_linesize, block[5]);
|
|
|
|
s->idsp.idct_put(dest_cb + dct_offset, dct_linesize, block[6]);
|
|
|
|
s->idsp.idct_put(dest_cr + dct_offset, dct_linesize, block[7]);
|
2007-07-03 11:55:56 +02:00
|
|
|
if(!s->chroma_x_shift){//Chroma444
|
2014-01-24 11:55:16 +01:00
|
|
|
s->idsp.idct_put(dest_cb + 8, dct_linesize, block[8]);
|
|
|
|
s->idsp.idct_put(dest_cr + 8, dct_linesize, block[9]);
|
|
|
|
s->idsp.idct_put(dest_cb + 8 + dct_offset, dct_linesize, block[10]);
|
|
|
|
s->idsp.idct_put(dest_cr + 8 + dct_offset, dct_linesize, block[11]);
|
2007-07-03 11:55:56 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}//gray
|
2002-12-31 23:58:41 +01:00
|
|
|
}
|
2002-12-31 18:23:56 +01:00
|
|
|
}
|
2007-07-03 11:55:56 +02:00
|
|
|
skip_idct:
|
|
|
|
if(!readable){
|
2013-03-10 21:55:07 +01:00
|
|
|
s->hdsp.put_pixels_tab[0][0](s->dest[0], dest_y , linesize,16);
|
|
|
|
s->hdsp.put_pixels_tab[s->chroma_x_shift][0](s->dest[1], dest_cb, uvlinesize,16 >> s->chroma_y_shift);
|
|
|
|
s->hdsp.put_pixels_tab[s->chroma_x_shift][0](s->dest[2], dest_cr, uvlinesize,16 >> s->chroma_y_shift);
|
2003-09-24 21:45:57 +02:00
|
|
|
}
|
2002-12-31 18:23:56 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2014-08-10 17:25:12 +02:00
|
|
|
void ff_mpv_decode_mb(MpegEncContext *s, int16_t block[12][64])
|
|
|
|
{
|
2009-01-14 00:44:16 +01:00
|
|
|
#if !CONFIG_SMALL
|
2008-04-21 10:30:54 +02:00
|
|
|
if(s->out_format == FMT_MPEG1) {
|
2014-08-10 17:25:12 +02:00
|
|
|
mpv_decode_mb_internal(s, block, 1);
|
2008-04-21 10:30:54 +02:00
|
|
|
} else
|
|
|
|
#endif
|
2014-08-10 17:25:12 +02:00
|
|
|
mpv_decode_mb_internal(s, block, 0);
|
2004-02-02 04:52:58 +01:00
|
|
|
}
|
|
|
|
|
2013-02-03 14:26:34 +01:00
|
|
|
void ff_mpeg_draw_horiz_band(MpegEncContext *s, int y, int h)
|
|
|
|
{
|
2014-03-31 19:46:29 +02:00
|
|
|
ff_draw_horiz_band(s->avctx, s->current_picture.f,
|
|
|
|
s->last_picture.f, y, h, s->picture_structure,
|
2014-01-29 14:14:46 +01:00
|
|
|
s->first_field, s->low_delay);
|
2013-02-03 14:26:34 +01:00
|
|
|
}
|
|
|
|
|
2007-07-03 11:55:56 +02:00
|
|
|
void ff_init_block_index(MpegEncContext *s){ //FIXME maybe rename
|
2014-03-31 19:46:29 +02:00
|
|
|
const int linesize = s->current_picture.f->linesize[0]; //not s->linesize as this would be wrong for field pics
|
|
|
|
const int uvlinesize = s->current_picture.f->linesize[1];
|
2012-04-12 14:55:49 +02:00
|
|
|
const int mb_size= 4;
|
2004-02-02 04:52:58 +01:00
|
|
|
|
2007-07-03 11:55:56 +02:00
|
|
|
s->block_index[0]= s->b8_stride*(s->mb_y*2 ) - 2 + s->mb_x*2;
|
|
|
|
s->block_index[1]= s->b8_stride*(s->mb_y*2 ) - 1 + s->mb_x*2;
|
|
|
|
s->block_index[2]= s->b8_stride*(s->mb_y*2 + 1) - 2 + s->mb_x*2;
|
|
|
|
s->block_index[3]= s->b8_stride*(s->mb_y*2 + 1) - 1 + s->mb_x*2;
|
|
|
|
s->block_index[4]= s->mb_stride*(s->mb_y + 1) + s->b8_stride*s->mb_height*2 + s->mb_x - 1;
|
|
|
|
s->block_index[5]= s->mb_stride*(s->mb_y + s->mb_height + 2) + s->b8_stride*s->mb_height*2 + s->mb_x - 1;
|
|
|
|
//block_index is not used by mpeg2, so it is not affected by chroma_format
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2014-03-31 19:46:29 +02:00
|
|
|
s->dest[0] = s->current_picture.f->data[0] + ((s->mb_x - 1) << mb_size);
|
|
|
|
s->dest[1] = s->current_picture.f->data[1] + ((s->mb_x - 1) << (mb_size - s->chroma_x_shift));
|
|
|
|
s->dest[2] = s->current_picture.f->data[2] + ((s->mb_x - 1) << (mb_size - s->chroma_x_shift));
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2011-04-29 18:53:57 +02:00
|
|
|
if(!(s->pict_type==AV_PICTURE_TYPE_B && s->avctx->draw_horiz_band && s->picture_structure==PICT_FRAME))
|
2007-07-03 11:55:56 +02:00
|
|
|
{
|
2009-11-30 20:14:00 +01:00
|
|
|
if(s->picture_structure==PICT_FRAME){
|
2007-07-03 11:55:56 +02:00
|
|
|
s->dest[0] += s->mb_y * linesize << mb_size;
|
|
|
|
s->dest[1] += s->mb_y * uvlinesize << (mb_size - s->chroma_y_shift);
|
|
|
|
s->dest[2] += s->mb_y * uvlinesize << (mb_size - s->chroma_y_shift);
|
2009-11-30 20:14:00 +01:00
|
|
|
}else{
|
|
|
|
s->dest[0] += (s->mb_y>>1) * linesize << mb_size;
|
|
|
|
s->dest[1] += (s->mb_y>>1) * uvlinesize << (mb_size - s->chroma_y_shift);
|
|
|
|
s->dest[2] += (s->mb_y>>1) * uvlinesize << (mb_size - s->chroma_y_shift);
|
|
|
|
assert((s->mb_y&1) == (s->picture_structure == PICT_BOTTOM_FIELD));
|
|
|
|
}
|
2004-02-02 04:52:58 +01:00
|
|
|
}
|
|
|
|
}
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2007-07-03 11:55:56 +02:00
|
|
|
void ff_mpeg_flush(AVCodecContext *avctx){
|
|
|
|
int i;
|
|
|
|
MpegEncContext *s = avctx->priv_data;
|
2004-02-02 04:52:58 +01:00
|
|
|
|
2014-08-14 22:31:24 +02:00
|
|
|
if (!s || !s->picture)
|
2007-07-03 11:55:56 +02:00
|
|
|
return;
|
2004-02-02 04:52:58 +01:00
|
|
|
|
2012-11-21 21:34:46 +01:00
|
|
|
for (i = 0; i < MAX_PICTURE_COUNT; i++)
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->picture[i]);
|
2007-07-03 11:55:56 +02:00
|
|
|
s->current_picture_ptr = s->last_picture_ptr = s->next_picture_ptr = NULL;
|
2005-12-17 19:14:38 +01:00
|
|
|
|
2015-04-27 23:09:19 +02:00
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->current_picture);
|
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->last_picture);
|
|
|
|
ff_mpeg_unref_picture(s->avctx, &s->next_picture);
|
2013-04-20 11:33:56 +02:00
|
|
|
|
2007-07-03 11:55:56 +02:00
|
|
|
s->mb_x= s->mb_y= 0;
|
2002-10-23 17:11:07 +02:00
|
|
|
|
2007-07-03 11:55:56 +02:00
|
|
|
s->parse_context.state= -1;
|
|
|
|
s->parse_context.frame_start_found= 0;
|
|
|
|
s->parse_context.overread= 0;
|
|
|
|
s->parse_context.overread_index= 0;
|
|
|
|
s->parse_context.index= 0;
|
|
|
|
s->parse_context.last_index= 0;
|
|
|
|
s->bitstream_buffer_size=0;
|
|
|
|
s->pp_time=0;
|
2001-07-22 16:18:56 +02:00
|
|
|
}
|
|
|
|
|
2007-07-09 23:07:24 +02:00
|
|
|
/**
|
|
|
|
* set qscale and update qscale dependent variables.
|
|
|
|
*/
|
|
|
|
void ff_set_qscale(MpegEncContext * s, int qscale)
|
|
|
|
{
|
|
|
|
if (qscale < 1)
|
|
|
|
qscale = 1;
|
|
|
|
else if (qscale > 31)
|
|
|
|
qscale = 31;
|
|
|
|
|
|
|
|
s->qscale = qscale;
|
|
|
|
s->chroma_qscale= s->chroma_qscale_table[qscale];
|
|
|
|
|
|
|
|
s->y_dc_scale= s->y_dc_scale_table[ qscale ];
|
|
|
|
s->c_dc_scale= s->c_dc_scale_table[ s->chroma_qscale ];
|
|
|
|
}
|
2011-06-02 19:15:58 +02:00
|
|
|
|
2014-08-10 17:25:12 +02:00
|
|
|
void ff_mpv_report_decode_progress(MpegEncContext *s)
|
2011-06-02 19:15:58 +02:00
|
|
|
{
|
2013-02-02 20:42:07 +01:00
|
|
|
if (s->pict_type != AV_PICTURE_TYPE_B && !s->partitioned_frame && !s->er.error_occurred)
|
2012-11-21 21:34:46 +01:00
|
|
|
ff_thread_report_progress(&s->current_picture_ptr->tf, s->mb_y, 0);
|
2011-06-02 19:15:58 +02:00
|
|
|
}
|