2005-03-09 04:04:56 +01:00
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/*
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* H.264 encoding using the x264 library
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2007-07-05 22:08:51 +02:00
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* Copyright (C) 2005 Mans Rullgard <mans@mansr.com>
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2005-03-09 04:04:56 +01:00
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*
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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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2005-03-09 04:04:56 +01:00
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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.
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2005-03-09 04:04:56 +01:00
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*
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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,
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2005-03-09 04:04:56 +01:00
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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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.
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*
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* You should have received a copy of the GNU Lesser General Public
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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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2005-03-09 04:04:56 +01:00
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*/
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2011-04-17 01:50:50 +02:00
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#include "libavutil/opt.h"
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2005-03-09 04:04:56 +01:00
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#include "avcodec.h"
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2011-08-20 16:59:47 +02:00
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#include "internal.h"
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2005-03-09 04:04:56 +01:00
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#include <x264.h>
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2011-08-22 07:55:34 +02:00
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#include <float.h>
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2005-07-10 02:22:13 +02:00
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#include <math.h>
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2005-12-29 08:24:23 +01:00
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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2005-03-09 04:04:56 +01:00
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typedef struct X264Context {
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2011-04-17 01:50:50 +02:00
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AVClass *class;
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2009-09-29 20:03:30 +02:00
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x264_param_t params;
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x264_t *enc;
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x264_picture_t pic;
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uint8_t *sei;
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int sei_size;
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AVFrame out_pic;
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2011-04-17 01:50:50 +02:00
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char *preset;
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char *tune;
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char *profile;
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int fastfirstpass;
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2011-08-22 07:55:34 +02:00
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float crf;
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2011-08-22 07:55:34 +02:00
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float crf_max;
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2011-08-22 07:55:34 +02:00
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int cqp;
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2011-08-22 07:55:34 +02:00
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int aq_mode;
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2011-08-22 07:55:34 +02:00
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float aq_strength;
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2011-08-27 07:52:03 +02:00
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char *psy_rd;
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2011-08-27 10:16:14 +02:00
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int psy;
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2011-08-22 07:55:34 +02:00
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int rc_lookahead;
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2011-08-22 07:55:34 +02:00
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int weightp;
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2011-08-22 07:55:34 +02:00
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int weightb;
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2011-08-22 07:55:34 +02:00
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int ssim;
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2011-08-22 07:55:34 +02:00
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int intra_refresh;
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2011-09-01 13:15:09 +02:00
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int b_bias;
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2011-08-22 07:55:34 +02:00
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int b_pyramid;
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2011-08-22 07:55:34 +02:00
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int mixed_refs;
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2011-08-22 07:55:34 +02:00
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int dct8x8;
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2011-08-22 07:55:34 +02:00
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int fast_pskip;
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2011-08-22 07:55:34 +02:00
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int aud;
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2011-08-27 10:16:14 +02:00
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int mbtree;
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2011-09-01 13:15:09 +02:00
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char *deblock;
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2011-09-01 13:15:09 +02:00
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float cplxblur;
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2011-09-01 13:15:09 +02:00
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char *partitions;
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2011-09-01 13:15:09 +02:00
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int direct_pred;
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2005-03-09 04:04:56 +01:00
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} X264Context;
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2009-09-29 20:03:30 +02:00
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static void X264_log(void *p, int level, const char *fmt, va_list args)
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2005-03-09 04:04:56 +01:00
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{
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static const int level_map[] = {
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2005-12-22 02:10:11 +01:00
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[X264_LOG_ERROR] = AV_LOG_ERROR,
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2007-07-12 10:22:28 +02:00
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[X264_LOG_WARNING] = AV_LOG_WARNING,
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2005-12-22 02:10:11 +01:00
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[X264_LOG_INFO] = AV_LOG_INFO,
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[X264_LOG_DEBUG] = AV_LOG_DEBUG
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2005-03-09 04:04:56 +01:00
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};
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2009-09-29 20:03:30 +02:00
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if (level < 0 || level > X264_LOG_DEBUG)
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2005-12-22 02:10:11 +01:00
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return;
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2005-03-09 04:04:56 +01:00
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av_vlog(p, level_map[level], fmt, args);
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}
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2009-09-29 20:03:30 +02:00
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static int encode_nals(AVCodecContext *ctx, uint8_t *buf, int size,
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x264_nal_t *nals, int nnal, int skip_sei)
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2005-03-09 04:04:56 +01:00
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{
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2009-07-01 01:45:01 +02:00
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X264Context *x4 = ctx->priv_data;
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2005-04-13 00:20:02 +02:00
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uint8_t *p = buf;
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2009-09-23 11:03:26 +02:00
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int i;
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2009-07-01 01:45:01 +02:00
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/* Write the SEI as part of the first frame. */
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2009-09-29 20:03:30 +02:00
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if (x4->sei_size > 0 && nnal > 0) {
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2009-07-01 01:45:01 +02:00
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memcpy(p, x4->sei, x4->sei_size);
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p += x4->sei_size;
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x4->sei_size = 0;
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}
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2005-03-09 04:04:56 +01:00
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2009-09-29 20:03:30 +02:00
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for (i = 0; i < nnal; i++){
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2009-07-01 01:45:01 +02:00
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/* Don't put the SEI in extradata. */
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2009-09-29 20:03:30 +02:00
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if (skip_sei && nals[i].i_type == NAL_SEI) {
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2009-09-23 11:03:26 +02:00
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x4->sei_size = nals[i].i_payload;
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2009-09-29 20:03:30 +02:00
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x4->sei = av_malloc(x4->sei_size);
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2009-09-23 11:03:26 +02:00
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memcpy(x4->sei, nals[i].p_payload, nals[i].i_payload);
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2009-07-01 01:45:01 +02:00
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continue;
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}
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2009-09-23 11:03:26 +02:00
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memcpy(p, nals[i].p_payload, nals[i].i_payload);
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p += nals[i].i_payload;
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2005-03-09 04:04:56 +01:00
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}
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return p - buf;
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}
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2009-09-29 20:03:30 +02:00
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static int X264_frame(AVCodecContext *ctx, uint8_t *buf,
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int bufsize, void *data)
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2005-03-09 04:04:56 +01:00
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{
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X264Context *x4 = ctx->priv_data;
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AVFrame *frame = data;
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x264_nal_t *nal;
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int nnal, i;
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x264_picture_t pic_out;
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2010-06-02 22:05:27 +02:00
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x264_picture_init( &x4->pic );
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2009-09-29 20:03:30 +02:00
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x4->pic.img.i_csp = X264_CSP_I420;
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2005-03-09 04:04:56 +01:00
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x4->pic.img.i_plane = 3;
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2009-09-29 20:03:30 +02:00
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if (frame) {
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for (i = 0; i < 3; i++) {
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x4->pic.img.plane[i] = frame->data[i];
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2006-11-01 19:19:20 +01:00
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x4->pic.img.i_stride[i] = frame->linesize[i];
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}
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2005-03-09 04:04:56 +01:00
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2009-09-29 20:03:30 +02:00
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x4->pic.i_pts = frame->pts;
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2010-10-25 16:40:00 +02:00
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x4->pic.i_type =
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2011-04-29 18:53:57 +02:00
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frame->pict_type == AV_PICTURE_TYPE_I ? X264_TYPE_KEYFRAME :
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frame->pict_type == AV_PICTURE_TYPE_P ? X264_TYPE_P :
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frame->pict_type == AV_PICTURE_TYPE_B ? X264_TYPE_B :
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2010-10-25 16:40:00 +02:00
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X264_TYPE_AUTO;
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2011-01-26 03:07:34 +01:00
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if (x4->params.b_tff != frame->top_field_first) {
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x4->params.b_tff = frame->top_field_first;
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x264_encoder_reconfig(x4->enc, &x4->params);
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}
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2006-11-01 19:18:48 +01:00
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}
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2005-03-09 04:04:56 +01:00
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2010-05-19 22:48:29 +02:00
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do {
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2009-09-29 20:03:30 +02:00
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if (x264_encoder_encode(x4->enc, &nal, &nnal, frame? &x4->pic: NULL, &pic_out) < 0)
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2005-12-22 02:10:11 +01:00
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return -1;
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2005-03-09 04:04:56 +01:00
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2009-07-01 01:45:01 +02:00
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bufsize = encode_nals(ctx, buf, bufsize, nal, nnal, 0);
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2009-09-29 20:03:30 +02:00
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if (bufsize < 0)
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2005-12-22 02:10:11 +01:00
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return -1;
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2010-05-19 22:48:29 +02:00
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} while (!bufsize && !frame && x264_encoder_delayed_frames(x4->enc));
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2005-03-09 04:04:56 +01:00
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2010-01-19 05:00:08 +01:00
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/* FIXME: libx264 now provides DTS, but AVFrame doesn't have a field for it. */
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2005-03-09 04:04:56 +01:00
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x4->out_pic.pts = pic_out.i_pts;
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2009-09-29 20:03:30 +02:00
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switch (pic_out.i_type) {
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2005-03-09 04:04:56 +01:00
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case X264_TYPE_IDR:
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case X264_TYPE_I:
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2011-04-29 18:53:57 +02:00
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x4->out_pic.pict_type = AV_PICTURE_TYPE_I;
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2005-03-09 04:04:56 +01:00
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break;
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case X264_TYPE_P:
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2011-04-29 18:53:57 +02:00
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x4->out_pic.pict_type = AV_PICTURE_TYPE_P;
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2005-03-09 04:04:56 +01:00
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break;
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case X264_TYPE_B:
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case X264_TYPE_BREF:
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2011-04-29 18:53:57 +02:00
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x4->out_pic.pict_type = AV_PICTURE_TYPE_B;
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2005-03-09 04:04:56 +01:00
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break;
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}
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2010-01-19 05:00:08 +01:00
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x4->out_pic.key_frame = pic_out.b_keyframe;
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2011-01-30 02:05:42 +01:00
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if (bufsize)
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x4->out_pic.quality = (pic_out.i_qpplus1 - 1) * FF_QP2LAMBDA;
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2005-03-09 04:04:56 +01:00
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return bufsize;
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}
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2009-09-29 20:03:30 +02:00
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static av_cold int X264_close(AVCodecContext *avctx)
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2005-03-09 04:04:56 +01:00
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{
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X264Context *x4 = avctx->priv_data;
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2008-10-13 15:47:05 +02:00
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av_freep(&avctx->extradata);
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2009-07-01 01:45:01 +02:00
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av_free(x4->sei);
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2008-10-13 15:47:05 +02:00
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2009-09-29 20:03:30 +02:00
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if (x4->enc)
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2005-12-22 02:10:11 +01:00
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x264_encoder_close(x4->enc);
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2005-03-09 04:04:56 +01:00
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return 0;
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}
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2011-09-01 13:15:09 +02:00
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#define PARSE_X264_OPT(name, var)\
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if (x4->var && x264_param_parse(&x4->params, name, x4->var) < 0) {\
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av_log(avctx, AV_LOG_ERROR, "Error parsing option '%s' with value '%s'.\n", name, x4->var);\
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return AVERROR(EINVAL);\
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}
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2009-09-29 20:03:30 +02:00
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static av_cold int X264_init(AVCodecContext *avctx)
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2005-03-09 04:04:56 +01:00
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{
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X264Context *x4 = avctx->priv_data;
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x264_param_default(&x4->params);
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2009-09-29 20:03:30 +02:00
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x4->params.b_cabac = avctx->coder_type == FF_CODER_TYPE_AC;
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2008-09-16 03:13:55 +02:00
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x4->params.i_bframe_adaptive = avctx->b_frame_strategy;
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2005-12-29 08:24:23 +01:00
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x4->params.i_keyint_min = avctx->keyint_min;
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2009-09-29 20:03:30 +02:00
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if (x4->params.i_keyint_min > x4->params.i_keyint_max)
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2005-12-29 08:24:23 +01:00
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x4->params.i_keyint_min = x4->params.i_keyint_max;
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2009-12-09 01:38:22 +01:00
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x4->params.b_deblocking_filter = avctx->flags & CODEC_FLAG_LOOP_FILTER;
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2005-03-19 13:27:10 +01:00
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2009-09-29 20:03:30 +02:00
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if (avctx->me_method == ME_EPZS)
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2005-12-29 08:24:23 +01:00
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x4->params.analyse.i_me_method = X264_ME_DIA;
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2009-09-29 20:03:30 +02:00
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else if (avctx->me_method == ME_HEX)
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2005-12-29 08:24:23 +01:00
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x4->params.analyse.i_me_method = X264_ME_HEX;
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2009-09-29 20:03:30 +02:00
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else if (avctx->me_method == ME_UMH)
|
2005-12-29 08:24:23 +01:00
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x4->params.analyse.i_me_method = X264_ME_UMH;
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2009-09-29 20:03:30 +02:00
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else if (avctx->me_method == ME_FULL)
|
2005-12-29 08:24:23 +01:00
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x4->params.analyse.i_me_method = X264_ME_ESA;
|
2009-09-29 20:03:30 +02:00
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else if (avctx->me_method == ME_TESA)
|
2008-06-05 03:57:35 +02:00
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x4->params.analyse.i_me_method = X264_ME_TESA;
|
2005-12-29 08:24:23 +01:00
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else x4->params.analyse.i_me_method = X264_ME_HEX;
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2009-09-29 20:03:30 +02:00
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x4->params.analyse.i_me_range = avctx->me_range;
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x4->params.analyse.i_subpel_refine = avctx->me_subpel_quality;
|
2005-12-29 08:24:23 +01:00
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2009-12-09 01:38:22 +01:00
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x4->params.analyse.b_chroma_me = avctx->me_cmp & FF_CMP_CHROMA;
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2005-12-29 08:24:23 +01:00
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2009-09-29 20:03:30 +02:00
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x4->params.analyse.i_trellis = avctx->trellis;
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x4->params.analyse.i_noise_reduction = avctx->noise_reduction;
|
2005-12-29 08:24:23 +01:00
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2009-09-29 20:03:30 +02:00
|
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if (avctx->level > 0)
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x4->params.i_level_idc = avctx->level;
|
2005-12-29 08:24:23 +01:00
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|
2011-04-17 01:50:50 +02:00
|
|
|
if (x4->preset || x4->tune)
|
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|
|
if (x264_param_default_preset(&x4->params, x4->preset, x4->tune) < 0) {
|
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|
av_log(avctx, AV_LOG_ERROR, "Error setting preset/tune %s/%s.\n", x4->preset, x4->tune);
|
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|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
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|
x4->params.pf_log = X264_log;
|
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|
x4->params.p_log_private = avctx;
|
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|
x4->params.i_log_level = X264_LOG_DEBUG;
|
|
|
|
|
2011-08-20 16:59:47 +02:00
|
|
|
if (avctx->bit_rate) {
|
|
|
|
x4->params.rc.i_bitrate = avctx->bit_rate / 1000;
|
|
|
|
x4->params.rc.i_rc_method = X264_RC_ABR;
|
|
|
|
}
|
2011-04-17 01:50:50 +02:00
|
|
|
x4->params.rc.i_vbv_buffer_size = avctx->rc_buffer_size / 1000;
|
|
|
|
x4->params.rc.i_vbv_max_bitrate = avctx->rc_max_rate / 1000;
|
|
|
|
x4->params.rc.b_stat_write = avctx->flags & CODEC_FLAG_PASS1;
|
|
|
|
if (avctx->flags & CODEC_FLAG_PASS2) {
|
|
|
|
x4->params.rc.b_stat_read = 1;
|
|
|
|
} else {
|
2011-08-22 07:55:34 +02:00
|
|
|
#if FF_API_X264_GLOBAL_OPTS
|
2011-04-17 01:50:50 +02:00
|
|
|
if (avctx->crf) {
|
|
|
|
x4->params.rc.i_rc_method = X264_RC_CRF;
|
|
|
|
x4->params.rc.f_rf_constant = avctx->crf;
|
|
|
|
x4->params.rc.f_rf_constant_max = avctx->crf_max;
|
2011-08-22 07:55:34 +02:00
|
|
|
} else if (avctx->cqp > -1) {
|
2011-04-17 01:50:50 +02:00
|
|
|
x4->params.rc.i_rc_method = X264_RC_CQP;
|
|
|
|
x4->params.rc.i_qp_constant = avctx->cqp;
|
|
|
|
}
|
2011-08-22 07:55:34 +02:00
|
|
|
#endif
|
2011-08-22 07:55:34 +02:00
|
|
|
|
|
|
|
if (x4->crf >= 0) {
|
|
|
|
x4->params.rc.i_rc_method = X264_RC_CRF;
|
|
|
|
x4->params.rc.f_rf_constant = x4->crf;
|
2011-08-22 07:55:34 +02:00
|
|
|
} else if (x4->cqp >= 0) {
|
|
|
|
x4->params.rc.i_rc_method = X264_RC_CQP;
|
|
|
|
x4->params.rc.i_qp_constant = x4->cqp;
|
2011-08-22 07:55:34 +02:00
|
|
|
}
|
2011-08-22 07:55:34 +02:00
|
|
|
|
|
|
|
if (x4->crf_max >= 0)
|
|
|
|
x4->params.rc.f_rf_constant_max = x4->crf_max;
|
2011-04-17 01:50:50 +02:00
|
|
|
}
|
|
|
|
|
2011-02-06 14:10:15 +01:00
|
|
|
if (avctx->rc_buffer_size && avctx->rc_initial_buffer_occupancy &&
|
2009-09-29 20:03:30 +02:00
|
|
|
(avctx->rc_initial_buffer_occupancy <= avctx->rc_buffer_size)) {
|
2005-12-29 08:24:23 +01:00
|
|
|
x4->params.rc.f_vbv_buffer_init =
|
2009-09-29 20:03:30 +02:00
|
|
|
(float)avctx->rc_initial_buffer_occupancy / avctx->rc_buffer_size;
|
2011-02-06 14:10:15 +01:00
|
|
|
}
|
2005-12-29 08:24:23 +01:00
|
|
|
|
2009-09-29 20:03:30 +02:00
|
|
|
x4->params.rc.f_ip_factor = 1 / fabs(avctx->i_quant_factor);
|
|
|
|
x4->params.rc.f_pb_factor = avctx->b_quant_factor;
|
2005-12-29 08:24:23 +01:00
|
|
|
x4->params.analyse.i_chroma_qp_offset = avctx->chromaoffset;
|
|
|
|
|
2011-08-22 07:55:34 +02:00
|
|
|
#if FF_API_X264_GLOBAL_OPTS
|
|
|
|
if (avctx->aq_mode >= 0)
|
|
|
|
x4->params.rc.i_aq_mode = avctx->aq_mode;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (avctx->aq_strength >= 0)
|
|
|
|
x4->params.rc.f_aq_strength = avctx->aq_strength;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (avctx->psy_rd >= 0)
|
|
|
|
x4->params.analyse.f_psy_rd = avctx->psy_rd;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (avctx->psy_trellis >= 0)
|
|
|
|
x4->params.analyse.f_psy_trellis = avctx->psy_trellis;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (avctx->rc_lookahead >= 0)
|
|
|
|
x4->params.rc.i_lookahead = avctx->rc_lookahead;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (avctx->weighted_p_pred >= 0)
|
|
|
|
x4->params.analyse.i_weighted_pred = avctx->weighted_p_pred;
|
2011-09-01 13:15:09 +02:00
|
|
|
if (avctx->bframebias)
|
|
|
|
x4->params.i_bframe_bias = avctx->bframebias;
|
2011-09-01 13:15:09 +02:00
|
|
|
if (avctx->deblockalpha)
|
|
|
|
x4->params.i_deblocking_filter_alphac0 = avctx->deblockalpha;
|
|
|
|
if (avctx->deblockbeta)
|
|
|
|
x4->params.i_deblocking_filter_beta = avctx->deblockbeta;
|
2011-09-01 13:15:09 +02:00
|
|
|
if (avctx->complexityblur >= 0)
|
|
|
|
x4->params.rc.f_complexity_blur = avctx->complexityblur;
|
2011-09-01 13:15:09 +02:00
|
|
|
if (avctx->directpred >= 0)
|
|
|
|
x4->params.analyse.i_direct_mv_pred = avctx->directpred;
|
2011-09-01 13:15:09 +02:00
|
|
|
if (avctx->partitions) {
|
|
|
|
if (avctx->partitions & X264_PART_I4X4)
|
|
|
|
x4->params.analyse.inter |= X264_ANALYSE_I4x4;
|
|
|
|
if (avctx->partitions & X264_PART_I8X8)
|
|
|
|
x4->params.analyse.inter |= X264_ANALYSE_I8x8;
|
|
|
|
if (avctx->partitions & X264_PART_P8X8)
|
|
|
|
x4->params.analyse.inter |= X264_ANALYSE_PSUB16x16;
|
|
|
|
if (avctx->partitions & X264_PART_P4X4)
|
|
|
|
x4->params.analyse.inter |= X264_ANALYSE_PSUB8x8;
|
|
|
|
if (avctx->partitions & X264_PART_B8X8)
|
|
|
|
x4->params.analyse.inter |= X264_ANALYSE_BSUB16x16;
|
|
|
|
}
|
2011-08-22 07:55:34 +02:00
|
|
|
x4->params.analyse.b_ssim = avctx->flags2 & CODEC_FLAG2_SSIM;
|
2011-08-22 07:55:34 +02:00
|
|
|
x4->params.b_intra_refresh = avctx->flags2 & CODEC_FLAG2_INTRA_REFRESH;
|
2011-08-22 07:55:34 +02:00
|
|
|
x4->params.i_bframe_pyramid = avctx->flags2 & CODEC_FLAG2_BPYRAMID ? X264_B_PYRAMID_NORMAL : X264_B_PYRAMID_NONE;
|
2011-08-22 07:55:34 +02:00
|
|
|
x4->params.analyse.b_weighted_bipred = avctx->flags2 & CODEC_FLAG2_WPRED;
|
2011-08-22 07:55:34 +02:00
|
|
|
x4->params.analyse.b_mixed_references = avctx->flags2 & CODEC_FLAG2_MIXED_REFS;
|
2011-08-22 07:55:34 +02:00
|
|
|
x4->params.analyse.b_transform_8x8 = avctx->flags2 & CODEC_FLAG2_8X8DCT;
|
2011-08-22 07:55:34 +02:00
|
|
|
x4->params.analyse.b_fast_pskip = avctx->flags2 & CODEC_FLAG2_FASTPSKIP;
|
2011-08-22 07:55:34 +02:00
|
|
|
x4->params.b_aud = avctx->flags2 & CODEC_FLAG2_AUD;
|
2011-08-27 10:16:14 +02:00
|
|
|
x4->params.analyse.b_psy = avctx->flags2 & CODEC_FLAG2_PSY;
|
2011-08-27 10:16:14 +02:00
|
|
|
x4->params.rc.b_mb_tree = !!(avctx->flags2 & CODEC_FLAG2_MBTREE);
|
2011-08-22 07:55:34 +02:00
|
|
|
#endif
|
|
|
|
|
2011-09-01 12:59:29 +02:00
|
|
|
if (avctx->gop_size >= 0)
|
|
|
|
x4->params.i_keyint_max = avctx->gop_size;
|
|
|
|
if (avctx->max_b_frames >= 0)
|
|
|
|
x4->params.i_bframe = avctx->max_b_frames;
|
|
|
|
if (avctx->scenechange_threshold >= 0)
|
|
|
|
x4->params.i_scenecut_threshold = avctx->scenechange_threshold;
|
|
|
|
if (avctx->qmin >= 0)
|
|
|
|
x4->params.rc.i_qp_min = avctx->qmin;
|
|
|
|
if (avctx->qmax >= 0)
|
|
|
|
x4->params.rc.i_qp_max = avctx->qmax;
|
|
|
|
if (avctx->max_qdiff >= 0)
|
|
|
|
x4->params.rc.i_qp_step = avctx->max_qdiff;
|
|
|
|
if (avctx->qblur >= 0)
|
|
|
|
x4->params.rc.f_qblur = avctx->qblur; /* temporally blur quants */
|
|
|
|
if (avctx->qcompress >= 0)
|
|
|
|
x4->params.rc.f_qcompress = avctx->qcompress; /* 0.0 => cbr, 1.0 => constant qp */
|
|
|
|
if (avctx->refs >= 0)
|
|
|
|
x4->params.i_frame_reference = avctx->refs;
|
|
|
|
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->aq_mode >= 0)
|
|
|
|
x4->params.rc.i_aq_mode = x4->aq_mode;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->aq_strength >= 0)
|
|
|
|
x4->params.rc.f_aq_strength = x4->aq_strength;
|
2011-09-01 13:15:09 +02:00
|
|
|
PARSE_X264_OPT("psy-rd", psy_rd);
|
|
|
|
PARSE_X264_OPT("deblock", deblock);
|
2011-09-01 13:15:09 +02:00
|
|
|
PARSE_X264_OPT("partitions", partitions);
|
2011-08-27 10:16:14 +02:00
|
|
|
if (x4->psy >= 0)
|
|
|
|
x4->params.analyse.b_psy = x4->psy;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->rc_lookahead >= 0)
|
|
|
|
x4->params.rc.i_lookahead = x4->rc_lookahead;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->weightp >= 0)
|
|
|
|
x4->params.analyse.i_weighted_pred = x4->weightp;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->weightb >= 0)
|
|
|
|
x4->params.analyse.b_weighted_bipred = x4->weightb;
|
2011-09-01 13:15:09 +02:00
|
|
|
if (x4->cplxblur >= 0)
|
|
|
|
x4->params.rc.f_complexity_blur = x4->cplxblur;
|
2011-08-22 07:55:34 +02:00
|
|
|
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->ssim >= 0)
|
|
|
|
x4->params.analyse.b_ssim = x4->ssim;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->intra_refresh >= 0)
|
|
|
|
x4->params.b_intra_refresh = x4->intra_refresh;
|
2011-09-01 13:15:09 +02:00
|
|
|
if (x4->b_bias != INT_MIN)
|
|
|
|
x4->params.i_bframe_bias = x4->b_bias;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->b_pyramid >= 0)
|
|
|
|
x4->params.i_bframe_pyramid = x4->b_pyramid;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->mixed_refs >= 0)
|
|
|
|
x4->params.analyse.b_mixed_references = x4->mixed_refs;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->dct8x8 >= 0)
|
|
|
|
x4->params.analyse.b_transform_8x8 = x4->dct8x8;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->fast_pskip >= 0)
|
|
|
|
x4->params.analyse.b_fast_pskip = x4->fast_pskip;
|
2011-08-22 07:55:34 +02:00
|
|
|
if (x4->aud >= 0)
|
|
|
|
x4->params.b_aud = x4->aud;
|
2011-08-27 10:16:14 +02:00
|
|
|
if (x4->mbtree >= 0)
|
|
|
|
x4->params.rc.b_mb_tree = x4->mbtree;
|
2011-09-01 13:15:09 +02:00
|
|
|
if (x4->direct_pred >= 0)
|
|
|
|
x4->params.analyse.i_direct_mv_pred = x4->direct_pred;
|
2011-08-22 07:55:34 +02:00
|
|
|
|
2011-04-17 01:50:50 +02:00
|
|
|
if (x4->fastfirstpass)
|
|
|
|
x264_param_apply_fastfirstpass(&x4->params);
|
|
|
|
|
|
|
|
if (x4->profile)
|
|
|
|
if (x264_param_apply_profile(&x4->params, x4->profile) < 0) {
|
|
|
|
av_log(avctx, AV_LOG_ERROR, "Error setting profile %s.\n", x4->profile);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
x4->params.i_width = avctx->width;
|
|
|
|
x4->params.i_height = avctx->height;
|
|
|
|
x4->params.vui.i_sar_width = avctx->sample_aspect_ratio.num;
|
|
|
|
x4->params.vui.i_sar_height = avctx->sample_aspect_ratio.den;
|
|
|
|
x4->params.i_fps_num = x4->params.i_timebase_den = avctx->time_base.den;
|
|
|
|
x4->params.i_fps_den = x4->params.i_timebase_num = avctx->time_base.num;
|
|
|
|
|
2009-12-09 01:38:22 +01:00
|
|
|
x4->params.analyse.b_psnr = avctx->flags & CODEC_FLAG_PSNR;
|
2005-12-29 08:24:23 +01:00
|
|
|
|
2009-09-29 20:03:30 +02:00
|
|
|
x4->params.i_threads = avctx->thread_count;
|
2005-05-30 22:34:02 +02:00
|
|
|
|
2009-12-09 01:38:22 +01:00
|
|
|
x4->params.b_interlaced = avctx->flags & CODEC_FLAG_INTERLACED_DCT;
|
2008-06-04 02:56:36 +02:00
|
|
|
|
2011-05-10 15:11:45 +02:00
|
|
|
x4->params.b_open_gop = !(avctx->flags & CODEC_FLAG_CLOSED_GOP);
|
|
|
|
|
2010-10-22 20:09:14 +02:00
|
|
|
x4->params.i_slice_count = avctx->slices;
|
|
|
|
|
2010-12-07 10:51:27 +01:00
|
|
|
x4->params.vui.b_fullrange = avctx->pix_fmt == PIX_FMT_YUVJ420P;
|
|
|
|
|
2009-09-29 20:03:30 +02:00
|
|
|
if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER)
|
2006-01-20 22:20:46 +01:00
|
|
|
x4->params.b_repeat_headers = 0;
|
|
|
|
|
2011-04-17 01:50:50 +02:00
|
|
|
// update AVCodecContext with x264 parameters
|
|
|
|
avctx->has_b_frames = x4->params.i_bframe ?
|
|
|
|
x4->params.i_bframe_pyramid ? 2 : 1 : 0;
|
|
|
|
avctx->bit_rate = x4->params.rc.i_bitrate*1000;
|
2011-08-22 07:55:34 +02:00
|
|
|
#if FF_API_X264_GLOBAL_OPTS
|
2011-04-17 01:50:50 +02:00
|
|
|
avctx->crf = x4->params.rc.f_rf_constant;
|
2011-08-22 07:55:34 +02:00
|
|
|
#endif
|
2011-04-17 01:50:50 +02:00
|
|
|
|
2005-03-09 04:04:56 +01:00
|
|
|
x4->enc = x264_encoder_open(&x4->params);
|
2009-09-29 20:03:30 +02:00
|
|
|
if (!x4->enc)
|
2005-03-09 04:04:56 +01:00
|
|
|
return -1;
|
|
|
|
|
|
|
|
avctx->coded_frame = &x4->out_pic;
|
|
|
|
|
2009-09-29 20:03:30 +02:00
|
|
|
if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) {
|
2006-01-24 11:33:14 +01:00
|
|
|
x264_nal_t *nal;
|
2010-03-25 20:25:21 +01:00
|
|
|
int nnal, s, i;
|
2006-01-20 22:20:46 +01:00
|
|
|
|
2009-09-23 11:03:26 +02:00
|
|
|
s = x264_encoder_headers(x4->enc, &nal, &nnal);
|
2006-01-20 22:20:46 +01:00
|
|
|
|
2010-03-25 20:25:21 +01:00
|
|
|
for (i = 0; i < nnal; i++)
|
|
|
|
if (nal[i].i_type == NAL_SEI)
|
|
|
|
av_log(avctx, AV_LOG_INFO, "%s\n", nal[i].p_payload+25);
|
|
|
|
|
2009-09-29 20:03:30 +02:00
|
|
|
avctx->extradata = av_malloc(s);
|
2009-07-01 01:45:01 +02:00
|
|
|
avctx->extradata_size = encode_nals(avctx, avctx->extradata, s, nal, nnal, 1);
|
2006-01-20 22:20:46 +01:00
|
|
|
}
|
|
|
|
|
2005-03-09 04:04:56 +01:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2011-04-17 01:50:50 +02:00
|
|
|
#define OFFSET(x) offsetof(X264Context, x)
|
|
|
|
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
|
|
|
|
static const AVOption options[] = {
|
2011-08-20 16:47:36 +02:00
|
|
|
{ "preset", "Set the encoding preset (cf. x264 --fullhelp)", OFFSET(preset), FF_OPT_TYPE_STRING, { .str = "medium" }, 0, 0, VE},
|
2011-08-09 14:44:12 +02:00
|
|
|
{ "tune", "Tune the encoding params (cf. x264 --fullhelp)", OFFSET(tune), FF_OPT_TYPE_STRING, { 0 }, 0, 0, VE},
|
|
|
|
{ "profile", "Set profile restrictions (cf. x264 --fullhelp) ", OFFSET(profile), FF_OPT_TYPE_STRING, { 0 }, 0, 0, VE},
|
|
|
|
{ "fastfirstpass", "Use fast settings when encoding first pass", OFFSET(fastfirstpass), FF_OPT_TYPE_INT, { 1 }, 0, 1, VE},
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "crf", "Select the quality for constant quality mode", OFFSET(crf), FF_OPT_TYPE_FLOAT, {-1 }, -1, FLT_MAX, VE },
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "crf_max", "In CRF mode, prevents VBV from lowering quality beyond this point.",OFFSET(crf_max), FF_OPT_TYPE_FLOAT, {-1 }, -1, FLT_MAX, VE },
|
2011-08-27 07:52:03 +02:00
|
|
|
{ "qp", "Constant quantization parameter rate control method",OFFSET(cqp), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE },
|
|
|
|
{ "aq-mode", "AQ method", OFFSET(aq_mode), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE, "aq_mode"},
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "none", NULL, 0, FF_OPT_TYPE_CONST, {X264_AQ_NONE}, INT_MIN, INT_MAX, VE, "aq_mode" },
|
|
|
|
{ "variance", "Variance AQ (complexity mask)", 0, FF_OPT_TYPE_CONST, {X264_AQ_VARIANCE}, INT_MIN, INT_MAX, VE, "aq_mode" },
|
|
|
|
{ "autovariance", "Auto-variance AQ (experimental)", 0, FF_OPT_TYPE_CONST, {X264_AQ_AUTOVARIANCE}, INT_MIN, INT_MAX, VE, "aq_mode" },
|
2011-08-27 07:52:03 +02:00
|
|
|
{ "aq-strength", "AQ strength. Reduces blocking and blurring in flat and textured areas.", OFFSET(aq_strength), FF_OPT_TYPE_FLOAT, {-1}, -1, FLT_MAX, VE},
|
2011-08-27 10:16:14 +02:00
|
|
|
{ "psy", "Use psychovisual optimizations.", OFFSET(psy), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE },
|
2011-08-27 07:52:03 +02:00
|
|
|
{ "psy-rd", "Strength of psychovisual optimization, in <psy-rd>:<psy-trellis> format.", OFFSET(psy_rd), FF_OPT_TYPE_STRING, {0 }, 0, 0, VE},
|
|
|
|
{ "rc-lookahead", "Number of frames to look ahead for frametype and ratecontrol", OFFSET(rc_lookahead), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE },
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "weightb", "Weighted prediction for B-frames.", OFFSET(weightb), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE },
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "weightp", "Weighted prediction analysis method.", OFFSET(weightp), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE, "weightp" },
|
|
|
|
{ "none", NULL, 0, FF_OPT_TYPE_CONST, {X264_WEIGHTP_NONE}, INT_MIN, INT_MAX, VE, "weightp" },
|
|
|
|
{ "simple", NULL, 0, FF_OPT_TYPE_CONST, {X264_WEIGHTP_SIMPLE}, INT_MIN, INT_MAX, VE, "weightp" },
|
|
|
|
{ "smart", NULL, 0, FF_OPT_TYPE_CONST, {X264_WEIGHTP_SMART}, INT_MIN, INT_MAX, VE, "weightp" },
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "ssim", "Calculate and print SSIM stats.", OFFSET(ssim), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE },
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "intra-refresh", "Use Periodic Intra Refresh instead of IDR frames.",OFFSET(intra_refresh),FF_OPT_TYPE_INT, {-1 }, -1, 1, VE },
|
2011-09-01 13:15:09 +02:00
|
|
|
{ "b-bias", "Influences how often B-frames are used", OFFSET(b_bias), FF_OPT_TYPE_INT, {INT_MIN}, INT_MIN, INT_MAX, VE },
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "b-pyramid", "Keep some B-frames as references.", OFFSET(b_pyramid), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE, "b_pyramid" },
|
|
|
|
{ "none", NULL, 0, FF_OPT_TYPE_CONST, {X264_B_PYRAMID_NONE}, INT_MIN, INT_MAX, VE, "b_pyramid" },
|
|
|
|
{ "strict", "Strictly hierarchical pyramid", 0, FF_OPT_TYPE_CONST, {X264_B_PYRAMID_STRICT}, INT_MIN, INT_MAX, VE, "b_pyramid" },
|
|
|
|
{ "normal", "Non-strict (not Blu-ray compatible)", 0, FF_OPT_TYPE_CONST, {X264_B_PYRAMID_NORMAL}, INT_MIN, INT_MAX, VE, "b_pyramid" },
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "mixed-refs", "One reference per partition, as opposed to one reference per macroblock", OFFSET(mixed_refs), FF_OPT_TYPE_INT, {-1}, -1, 1, VE },
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "8x8dct", "High profile 8x8 transform.", OFFSET(dct8x8), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE},
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "fast-pskip", NULL, OFFSET(fast_pskip), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE},
|
2011-08-22 07:55:34 +02:00
|
|
|
{ "aud", "Use access unit delimiters.", OFFSET(aud), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE},
|
2011-08-27 10:16:14 +02:00
|
|
|
{ "mbtree", "Use macroblock tree ratecontrol.", OFFSET(mbtree), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE},
|
2011-09-01 13:15:09 +02:00
|
|
|
{ "deblock", "Loop filter parameters, in <alpha:beta> form.", OFFSET(deblock), FF_OPT_TYPE_STRING, { 0 }, 0, 0, VE},
|
2011-09-01 13:15:09 +02:00
|
|
|
{ "cplxblur", "Reduce fluctuations in QP (before curve compression)", OFFSET(cplxblur), FF_OPT_TYPE_FLOAT, {-1 }, -1, FLT_MAX, VE},
|
2011-09-01 13:15:09 +02:00
|
|
|
{ "partitions", "A comma-separated list of partitions to consider. "
|
|
|
|
"Possible values: p8x8, p4x4, b8x8, i8x8, i4x4, none, all", OFFSET(partitions), FF_OPT_TYPE_STRING, { 0 }, 0, 0, VE},
|
2011-09-01 13:15:09 +02:00
|
|
|
{ "direct-pred", "Direct MV prediction mode", OFFSET(direct_pred), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE, "direct-pred" },
|
|
|
|
{ "none", NULL, 0, FF_OPT_TYPE_CONST, { X264_DIRECT_PRED_NONE }, 0, 0, VE, "direct-pred" },
|
|
|
|
{ "spatial", NULL, 0, FF_OPT_TYPE_CONST, { X264_DIRECT_PRED_SPATIAL }, 0, 0, VE, "direct-pred" },
|
|
|
|
{ "temporal", NULL, 0, FF_OPT_TYPE_CONST, { X264_DIRECT_PRED_TEMPORAL }, 0, 0, VE, "direct-pred" },
|
|
|
|
{ "auto", NULL, 0, FF_OPT_TYPE_CONST, { X264_DIRECT_PRED_AUTO }, 0, 0, VE, "direct-pred" },
|
2011-04-17 01:50:50 +02:00
|
|
|
{ NULL },
|
|
|
|
};
|
|
|
|
|
|
|
|
static const AVClass class = {
|
|
|
|
.class_name = "libx264",
|
|
|
|
.item_name = av_default_item_name,
|
|
|
|
.option = options,
|
|
|
|
.version = LIBAVUTIL_VERSION_INT,
|
|
|
|
};
|
|
|
|
|
2011-08-20 16:59:47 +02:00
|
|
|
static const AVCodecDefault x264_defaults[] = {
|
|
|
|
{ "b", "0" },
|
2011-09-01 12:59:29 +02:00
|
|
|
{ "bf", "-1" },
|
|
|
|
{ "g", "-1" },
|
|
|
|
{ "qmin", "-1" },
|
|
|
|
{ "qmax", "-1" },
|
|
|
|
{ "qdiff", "-1" },
|
|
|
|
{ "qblur", "-1" },
|
|
|
|
{ "qcomp", "-1" },
|
|
|
|
{ "refs", "-1" },
|
|
|
|
{ "sc_threshold", "-1" },
|
2011-08-31 19:26:01 +02:00
|
|
|
{ "threads", AV_STRINGIFY(X264_THREADS_AUTO) },
|
2011-08-20 16:59:47 +02:00
|
|
|
{ NULL },
|
|
|
|
};
|
|
|
|
|
2011-01-25 22:40:11 +01:00
|
|
|
AVCodec ff_libx264_encoder = {
|
2009-09-29 20:03:30 +02:00
|
|
|
.name = "libx264",
|
2010-03-31 01:30:55 +02:00
|
|
|
.type = AVMEDIA_TYPE_VIDEO,
|
2009-09-29 20:03:30 +02:00
|
|
|
.id = CODEC_ID_H264,
|
2005-03-09 04:04:56 +01:00
|
|
|
.priv_data_size = sizeof(X264Context),
|
2009-09-29 20:03:30 +02:00
|
|
|
.init = X264_init,
|
|
|
|
.encode = X264_frame,
|
|
|
|
.close = X264_close,
|
|
|
|
.capabilities = CODEC_CAP_DELAY,
|
2010-12-07 10:51:27 +01:00
|
|
|
.pix_fmts = (const enum PixelFormat[]) { PIX_FMT_YUV420P, PIX_FMT_YUVJ420P, PIX_FMT_NONE },
|
2009-09-29 20:03:30 +02:00
|
|
|
.long_name = NULL_IF_CONFIG_SMALL("libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10"),
|
2011-04-17 01:50:50 +02:00
|
|
|
.priv_class = &class,
|
2011-08-20 16:59:47 +02:00
|
|
|
.defaults = x264_defaults,
|
2005-03-09 04:04:56 +01:00
|
|
|
};
|