generic-library/ffmpeg
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Merge remote-tracking branch 'qatar/master'

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* qatar/master:
  nuv: K&R formatting cosmetics
  build: generalise rules and variable settings for av* programs
  nuv: check RTjpeg header for validity
  Revert "nuv: check per-frame header for validity."
  imc: remove unused field IMCContext.one_div_log2
  imc: fix size of a memset()
  imc: remove empty if() block
  fate: simplify variable setting filter.mak
  lavf: Declare an AVRational struct without a struct literal

Conflicts:
	Makefile
	configure
	libavcodec/nuv.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-08-06 22:14:43 +02:00
commit 7ae473e8a0
7 changed files with 122 additions and 95 deletions
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17
Makefile
View File

@ -17,7 +17,7 @@ PROGS-$(CONFIG_FFSERVER) += ffserver
PROGS := $(PROGS-yes:%=%$(EXESUF))
INSTPROGS = $(PROGS-yes:%=%$(PROGSSUF)$(EXESUF))
OBJS = $(PROGS-yes:%=%.o) cmdutils.o
OBJS = cmdutils.o
TESTTOOLS = audiogen videogen rotozoom tiny_psnr base64
HOSTPROGS := $(TESTTOOLS:%=tests/%) doc/print_options
TOOLS = qt-faststart trasher
@ -88,12 +88,19 @@ endef
$(foreach D,$(FFLIBS),$(eval $(call DOSUBDIR,lib$(D))))
ffplay.o: CFLAGS += $(SDL_CFLAGS)
ffplay_g$(EXESUF): FF_EXTRALIBS += $(SDL_LIBS)
ffserver_g$(EXESUF): LDFLAGS += $(FFSERVERLDFLAGS)
define DOPROG
OBJS-$(1) += $(1).o
$(1)_g$(EXESUF): $(OBJS-$(1))
$$(OBJS-$(1)): CFLAGS += $(CFLAGS-$(1))
$(1)_g$(EXESUF): LDFLAGS += $(LDFLAGS-$(1))
$(1)_g$(EXESUF): FF_EXTRALIBS += $(LIBS-$(1))
-include $$(OBJS-$(1):.o=.d)
endef
$(foreach P,$(PROGS-yes),$(eval $(call DOPROG,$(P))))
%$(PROGSSUF)_g$(EXESUF): %.o cmdutils.o $(FF_DEP_LIBS)
$(LD) $(LDFLAGS) -o $@ $< cmdutils.o $(FF_EXTRALIBS)
$(LD) $(LDFLAGS) -o $@ $(OBJS-$*) cmdutils.o $(FF_EXTRALIBS)
OBJDIRS += tools

6
configure vendored
View File

@ -3926,7 +3926,7 @@ CXX_O=$CXX_O
LD_O=$LD_O
DLLTOOL=$dlltool
LDFLAGS=$LDFLAGS
FFSERVERLDFLAGS=$FFSERVERLDFLAGS
LDFLAGS-ffserver=$FFSERVERLDFLAGS
SHFLAGS=$SHFLAGS
YASMFLAGS=$YASMFLAGS
BUILDSUF=$build_suffix
@ -3960,8 +3960,8 @@ HOSTCC_C=$HOSTCC_C
HOSTCC_O=$HOSTCC_O
TARGET_EXEC=$target_exec
TARGET_PATH=$target_path
SDL_LIBS=$sdl_libs
SDL_CFLAGS=$sdl_cflags
LIBS-ffplay=$sdl_libs
CFLAGS-ffplay=$sdl_cflags
LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
EXTRALIBS=$extralibs
INSTALL=$install

7
libavcodec/imc.c
View File

@ -92,7 +92,6 @@ typedef struct {
float sqrt_tab[30];
GetBitContext gb;
float one_div_log2;
DSPContext dsp;
FFTContext fft;
@ -227,10 +226,6 @@ static av_cold int imc_decode_init(AVCodecContext *avctx)
imc_huffman_bits[i][j], 2, 2, INIT_VLC_USE_NEW_STATIC);
}
}
q->one_div_log2 = 1 / log(2);
if (avctx->codec_id == CODEC_ID_IAC) {
}
if (avctx->codec_id == CODEC_ID_IAC) {
iac_generate_tabs(q, avctx->sample_rate);
@ -792,7 +787,7 @@ static int imc_decode_block(AVCodecContext *avctx, IMCContext *q, int ch)
chctx->decoder_reset = 1;
if (chctx->decoder_reset) {
memset(q->out_samples, 0, sizeof(q->out_samples));
memset(q->out_samples, 0, COEFFS * sizeof(*q->out_samples));
for (i = 0; i < BANDS; i++)
chctx->old_floor[i] = 1.0;
for (i = 0; i < COEFFS; i++)

173
libavcodec/nuv.c
View File

@ -18,6 +18,7 @@
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
@ -35,7 +36,7 @@ typedef struct {
int quality;
int width, height;
unsigned int decomp_size;
unsigned char* decomp_buf;
unsigned char *decomp_buf;
uint32_t lq[64], cq[64];
RTJpegContext rtj;
DSPContext dsp;
@ -70,8 +71,8 @@ static const uint8_t fallback_cquant[] = {
* @param width width of the video frame
* @param height height of the video frame
*/
static void copy_frame(AVFrame *f, const uint8_t *src,
int width, int height) {
static void copy_frame(AVFrame *f, const uint8_t *src, int width, int height)
{
AVPicture pic;
avpicture_fill(&pic, src, PIX_FMT_YUV420P, width, height);
av_picture_copy((AVPicture *)f, &pic, PIX_FMT_YUV420P, width, height);
@ -80,8 +81,9 @@ static void copy_frame(AVFrame *f, const uint8_t *src,
/**
* @brief extract quantization tables from codec data into our context
*/
static int get_quant(AVCodecContext *avctx, NuvContext *c,
const uint8_t *buf, int size) {
static int get_quant(AVCodecContext *avctx, NuvContext *c, const uint8_t *buf,
int size)
{
int i;
if (size < 2 * 64 * 4) {
av_log(avctx, AV_LOG_ERROR, "insufficient rtjpeg quant data\n");
@ -97,7 +99,8 @@ static int get_quant(AVCodecContext *avctx, NuvContext *c,
/**
* @brief set quantization tables from a quality value
*/
static void get_quant_quality(NuvContext *c, int quality) {
static void get_quant_quality(NuvContext *c, int quality)
{
int i;
quality = FFMAX(quality, 1);
for (i = 0; i < 64; i++) {
@ -106,7 +109,9 @@ static void get_quant_quality(NuvContext *c, int quality) {
}
}
static int codec_reinit(AVCodecContext *avctx, int width, int height, int quality) {
static int codec_reinit(AVCodecContext *avctx, int width, int height,
int quality)
{
NuvContext *c = avctx->priv_data;
width = FFALIGN(width, 2);
height = FFALIGN(height, 2);
@ -118,33 +123,44 @@ static int codec_reinit(AVCodecContext *avctx, int width, int height, int qualit
if (av_image_check_size(height, width, 0, avctx) < 0 ||
buf_size > INT_MAX/8)
return -1;
avctx->width = c->width = width;
avctx->width = c->width = width;
avctx->height = c->height = height;
av_fast_malloc(&c->decomp_buf, &c->decomp_size, buf_size);
av_fast_malloc(&c->decomp_buf, &c->decomp_size,
buf_size);
if (!c->decomp_buf) {
av_log(avctx, AV_LOG_ERROR, "Can't allocate decompression buffer.\n");
av_log(avctx, AV_LOG_ERROR,
"Can't allocate decompression buffer.\n");
return AVERROR(ENOMEM);
}
ff_rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
ff_rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height,
c->lq, c->cq);
return 1;
} else if (quality != c->quality)
ff_rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
ff_rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height,
c->lq, c->cq);
return 0;
}
static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
AVPacket *avpkt) {
AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
NuvContext *c = avctx->priv_data;
AVFrame *picture = data;
int orig_size = buf_size;
int buf_size = avpkt->size;
NuvContext *c = avctx->priv_data;
AVFrame *picture = data;
int orig_size = buf_size;
int keyframe;
int size_change = 0;
int result;
enum {NUV_UNCOMPRESSED = '0', NUV_RTJPEG = '1',
NUV_RTJPEG_IN_LZO = '2', NUV_LZO = '3',
NUV_BLACK = 'N', NUV_COPY_LAST = 'L'} comptype;
enum {
NUV_UNCOMPRESSED = '0',
NUV_RTJPEG = '1',
NUV_RTJPEG_IN_LZO = '2',
NUV_LZO = '3',
NUV_BLACK = 'N',
NUV_COPY_LAST = 'L'
} comptype;
if (buf_size < 12) {
av_log(avctx, AV_LOG_ERROR, "coded frame too small\n");
@ -155,12 +171,13 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
if (buf[0] == 'D' && buf[1] == 'R') {
int ret;
// skip rest of the frameheader.
buf = &buf[12];
buf = &buf[12];
buf_size -= 12;
ret = get_quant(avctx, c, buf, buf_size);
ret = get_quant(avctx, c, buf, buf_size);
if (ret < 0)
return ret;
ff_rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
ff_rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq,
c->cq);
return orig_size;
}
@ -170,28 +187,32 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
}
comptype = buf[1];
switch (comptype) {
case NUV_RTJPEG_IN_LZO:
case NUV_RTJPEG:
keyframe = !buf[2]; break;
case NUV_COPY_LAST:
keyframe = 0; break;
default:
keyframe = 1; break;
case NUV_RTJPEG_IN_LZO:
case NUV_RTJPEG:
keyframe = !buf[2];
break;
case NUV_COPY_LAST:
keyframe = 0;
break;
default:
keyframe = 1;
break;
}
retry:
// skip rest of the frameheader.
buf = &buf[12];
buf = &buf[12];
buf_size -= 12;
if (comptype == NUV_RTJPEG_IN_LZO || comptype == NUV_LZO) {
int outlen = c->decomp_size - AV_LZO_OUTPUT_PADDING, inlen = buf_size;
if (av_lzo1x_decode(c->decomp_buf, &outlen, buf, &inlen))
av_log(avctx, AV_LOG_ERROR, "error during lzo decompression\n");
buf = c->decomp_buf;
buf = c->decomp_buf;
buf_size = c->decomp_size - AV_LZO_OUTPUT_PADDING - outlen;
}
if (c->codec_frameheader) {
int w, h, q, res;
if (buf_size < 12) {
int w, h, q;
int res;
if (buf_size < RTJPEG_HEADER_SIZE) {
av_log(avctx, AV_LOG_ERROR, "Too small NUV video frame\n");
return AVERROR_INVALIDDATA;
}
@ -214,14 +235,14 @@ retry:
size_change = 1;
goto retry;
}
buf = &buf[12];
buf_size -= 12;
buf = &buf[RTJPEG_HEADER_SIZE];
buf_size -= RTJPEG_HEADER_SIZE;
}
if ((size_change || keyframe) && c->pic.data[0])
avctx->release_buffer(avctx, &c->pic);
c->pic.reference = 3;
c->pic.buffer_hints = FF_BUFFER_HINTS_VALID | FF_BUFFER_HINTS_READABLE |
c->pic.reference = 3;
c->pic.buffer_hints = FF_BUFFER_HINTS_VALID | FF_BUFFER_HINTS_READABLE |
FF_BUFFER_HINTS_PRESERVE | FF_BUFFER_HINTS_REUSABLE;
result = avctx->reget_buffer(avctx, &c->pic);
if (result < 0) {
@ -233,63 +254,69 @@ retry:
c->pic.key_frame = keyframe;
// decompress/copy/whatever data
switch (comptype) {
case NUV_LZO:
case NUV_UNCOMPRESSED: {
int height = c->height;
if (buf_size < c->width * height * 3 / 2) {
av_log(avctx, AV_LOG_ERROR, "uncompressed frame too short\n");
height = buf_size / c->width / 3 * 2;
}
copy_frame(&c->pic, buf, c->width, height);
break;
case NUV_LZO:
case NUV_UNCOMPRESSED: {
int height = c->height;
if (buf_size < c->width * height * 3 / 2) {
av_log(avctx, AV_LOG_ERROR, "uncompressed frame too short\n");
height = buf_size / c->width / 3 * 2;
}
case NUV_RTJPEG_IN_LZO:
case NUV_RTJPEG: {
ff_rtjpeg_decode_frame_yuv420(&c->rtj, &c->pic, buf, buf_size);
break;
}
case NUV_BLACK: {
memset(c->pic.data[0], 0, c->width * c->height);
memset(c->pic.data[1], 128, c->width * c->height / 4);
memset(c->pic.data[2], 128, c->width * c->height / 4);
break;
}
case NUV_COPY_LAST: {
/* nothing more to do here */
break;
}
default:
av_log(avctx, AV_LOG_ERROR, "unknown compression\n");
return -1;
copy_frame(&c->pic, buf, c->width, height);
break;
}
case NUV_RTJPEG_IN_LZO:
case NUV_RTJPEG:
ff_rtjpeg_decode_frame_yuv420(&c->rtj, &c->pic, buf, buf_size);
break;
case NUV_BLACK:
memset(c->pic.data[0], 0, c->width * c->height);
memset(c->pic.data[1], 128, c->width * c->height / 4);
memset(c->pic.data[2], 128, c->width * c->height / 4);
break;
case NUV_COPY_LAST:
/* nothing more to do here */
break;
default:
av_log(avctx, AV_LOG_ERROR, "unknown compression\n");
return -1;
}
*picture = c->pic;
*picture = c->pic;
*data_size = sizeof(AVFrame);
return orig_size;
}
static av_cold int decode_init(AVCodecContext *avctx) {
NuvContext *c = avctx->priv_data;
static av_cold int decode_init(AVCodecContext *avctx)
{
NuvContext *c = avctx->priv_data;
avctx->pix_fmt = PIX_FMT_YUV420P;
c->pic.data[0] = NULL;
c->decomp_buf = NULL;
c->quality = -1;
c->width = 0;
c->height = 0;
c->decomp_buf = NULL;
c->quality = -1;
c->width = 0;
c->height = 0;
c->codec_frameheader = avctx->codec_tag == MKTAG('R', 'J', 'P', 'G');
if (avctx->extradata_size)
get_quant(avctx, c, avctx->extradata, avctx->extradata_size);
ff_dsputil_init(&c->dsp, avctx);
if (codec_reinit(avctx, avctx->width, avctx->height, -1) < 0)
return 1;
return 0;
}
static av_cold int decode_end(AVCodecContext *avctx) {
static av_cold int decode_end(AVCodecContext *avctx)
{
NuvContext *c = avctx->priv_data;
av_freep(&c->decomp_buf);
if (c->pic.data[0])
avctx->release_buffer(avctx, &c->pic);
return 0;
}

3
libavcodec/rtjpeg.h
View File

@ -25,6 +25,9 @@
#include <stdint.h>
#include "dsputil.h"
#define RTJPEG_FILE_VERSION 0
#define RTJPEG_HEADER_SIZE 12
typedef struct {
int w, h;
DSPContext *dsp;

2
libavformat/utils.c
View File

@ -2798,7 +2798,7 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
/* round guessed framerate to a "standard" framerate if it's
* within 1% of the original estimate*/
for (j = 1; j < MAX_STD_TIMEBASES; j++) {
AVRational std_fps = (AVRational){get_std_framerate(j), 12*1001};
AVRational std_fps = { get_std_framerate(j), 12*1001 };
double error = fabs(av_q2d(st->avg_frame_rate) / av_q2d(std_fps) - 1);
if (error < best_error) {

9
tests/fate/filter.mak
View File

@ -19,21 +19,16 @@ $(FATE_AMIX): CMP = oneoff
$(FATE_AMIX): CMP_UNIT = f32
FATE_FILTER += $(FATE_AMIX)
FATE_SAMPLES_AVCONV += $(FATE_AMIX)
FATE_ASYNCTS += fate-filter-asyncts
FATE_FILTER += fate-filter-asyncts
fate-filter-asyncts: SRC = $(SAMPLES)/nellymoser/nellymoser-discont.flv
fate-filter-asyncts: CMD = pcm -i $(SRC) -af aresample=min_comp=0.001:min_hard_comp=0.1
fate-filter-asyncts: CMP = oneoff
fate-filter-asyncts: REF = $(SAMPLES)/nellymoser/nellymoser-discont.pcm
FATE_FILTER += $(FATE_ASYNCTS)
FATE_SAMPLES_AVCONV += $(FATE_ASYNCTS)
fate-filter-delogo: CMD = framecrc -i $(SAMPLES)/real/rv30.rm -vf delogo=show=0:x=290:y=25:w=26:h=16 -an
FATE_FILTER += fate-filter-delogo
FATE_SAMPLES_AVCONV += fate-filter-delogo
FATE_YADIF += fate-filter-yadif-mode0
fate-filter-yadif-mode0: CMD = framecrc -flags bitexact -idct simple -i $(SAMPLES)/mpeg2/mpeg2_field_encoding.ts -vf yadif=0
@ -42,6 +37,6 @@ FATE_YADIF += fate-filter-yadif-mode1
fate-filter-yadif-mode1: CMD = framecrc -flags bitexact -idct simple -i $(SAMPLES)/mpeg2/mpeg2_field_encoding.ts -vf yadif=1
FATE_FILTER += $(FATE_YADIF)
FATE_SAMPLES_AVCONV += $(FATE_YADIF)
FATE_SAMPLES_AVCONV += $(FATE_FILTER)
fate-filter: $(FATE_FILTER)