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Code Issues Releases Activity

Merge remote-tracking branch 'qatar/master'

Browse Source 
* qatar/master:
  avc: Add a function for converting mp4 style extradata to annex b
  pthread: free progress if buffer allocation failed.
  lavc/avconv: support changing frame sizes in codecs with frame mt.
  libavformat: Document who sets the AVStream.id field
  utvideo: mark output picture as keyframe.
  sunrast: Add support for negative linesize.
  vp8: fix update_lf_deltas in libavcodec/vp8.c
  ralf: read Huffman code lengths without GetBitContext

Conflicts:
	ffmpeg.c
	libavcodec/sunrastenc.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-03-25 01:56:53 +01:00
commit 8bf95e8bd5
10 changed files with 85 additions and 45 deletions
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10
ffmpeg.c
View File

@ -476,7 +476,7 @@ static void reset_options(OptionsContext *o, int is_input)
init_opts();
}
static int alloc_buffer(AVCodecContext *s, InputStream *ist, FrameBuffer **pbuf)
static int alloc_buffer(InputStream *ist, AVCodecContext *s, FrameBuffer **pbuf)
{
FrameBuffer *buf = av_mallocz(sizeof(*buf));
int i, ret;
@ -556,7 +556,7 @@ static int codec_get_buffer(AVCodecContext *s, AVFrame *frame)
if(av_image_check_size(s->width, s->height, 0, s) || s->pix_fmt<0)
return -1;
if (!ist->buffer_pool && (ret = alloc_buffer(s, ist, &ist->buffer_pool)) < 0)
if (!ist->buffer_pool && (ret = alloc_buffer(ist, s, &ist->buffer_pool)) < 0)
return ret;
buf = ist->buffer_pool;
@ -566,7 +566,7 @@ static int codec_get_buffer(AVCodecContext *s, AVFrame *frame)
av_freep(&buf->base[0]);
av_free(buf);
ist->dr1 = 0;
if ((ret = alloc_buffer(s, ist, &buf)) < 0)
if ((ret = alloc_buffer(ist, s, &buf)) < 0)
return ret;
}
buf->refcount++;
@ -575,6 +575,10 @@ static int codec_get_buffer(AVCodecContext *s, AVFrame *frame)
frame->type = FF_BUFFER_TYPE_USER;
frame->extended_data = frame->data;
frame->pkt_pts = s->pkt ? s->pkt->pts : AV_NOPTS_VALUE;
frame->width = buf->w;
frame->height = buf->h;
frame->format = buf->pix_fmt;
frame->sample_aspect_ratio = s->sample_aspect_ratio;
for (i = 0; i < FF_ARRAY_ELEMS(buf->data); i++) {
frame->base[i] = buf->base[i]; // XXX h264.c uses base though it shouldn't

8
libavcodec/pthread.c
View File

@ -646,10 +646,6 @@ int ff_thread_decode_frame(AVCodecContext *avctx,
*picture = p->frame;
*got_picture_ptr = p->got_frame;
picture->pkt_dts = p->avpkt.dts;
picture->sample_aspect_ratio = avctx->sample_aspect_ratio;
picture->width = avctx->width;
picture->height = avctx->height;
picture->format = avctx->pix_fmt;
/*
* A later call with avkpt->size == 0 may loop over all threads,
@ -995,6 +991,10 @@ int ff_thread_get_buffer(AVCodecContext *avctx, AVFrame *f)
ff_thread_finish_setup(avctx);
}
if (err) {
free_progress(f);
f->thread_opaque = NULL;
}
pthread_mutex_unlock(&p->parent->buffer_mutex);
return err;

8
libavcodec/ralf.c
View File

@ -80,17 +80,17 @@ static int init_ralf_vlc(VLC *vlc, const uint8_t *data, int elems)
int counts[17], prefixes[18];
int i, cur_len;
int max_bits = 0;
GetBitContext gb;
init_get_bits(&gb, data, elems * 4);
int nb = 0;
for (i = 0; i <= 16; i++)
counts[i] = 0;
for (i = 0; i < elems; i++) {
cur_len = get_bits(&gb, 4) + 1;
cur_len = (nb ? *data & 0xF : *data >> 4) + 1;
counts[cur_len]++;
max_bits = FFMAX(max_bits, cur_len);
lens[i] = cur_len;
data += nb;
nb ^= 1;
}
prefixes[1] = 0;
for (i = 1; i <= 16; i++)

9
libavcodec/utils.c
View File

@ -425,11 +425,6 @@ static int video_get_buffer(AVCodecContext *s, AVFrame *pic)
buf = &avci->buffer[avci->buffer_count];
if(buf->base[0] && (buf->width != w || buf->height != h || buf->pix_fmt != s->pix_fmt)){
if(s->active_thread_type&FF_THREAD_FRAME) {
av_log_missing_feature(s, "Width/height changing with frame threads is", 0);
return -1;
}
for (i = 0; i < AV_NUM_DATA_POINTERS; i++) {
av_freep(&buf->base[i]);
buf->data[i]= NULL;
@ -513,6 +508,10 @@ static int video_get_buffer(AVCodecContext *s, AVFrame *pic)
}
pic->extended_data = pic->data;
avci->buffer_count++;
pic->width = buf->width;
pic->height = buf->height;
pic->format = buf->pix_fmt;
pic->sample_aspect_ratio = s->sample_aspect_ratio;
if (s->pkt) {
pic->pkt_pts = s->pkt->pts;

2
libavcodec/utvideo.c
View File

@ -490,6 +490,8 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
break;
}
c->pic.key_frame = 1;
c->pic.pict_type = AV_PICTURE_TYPE_I;
*data_size = sizeof(AVFrame);
*(AVFrame*)data = c->pic;

20
libavcodec/vp8.c
View File

@ -162,11 +162,23 @@ static void update_lf_deltas(VP8Context *s)
VP56RangeCoder *c = &s->c;
int i;
for (i = 0; i < 4; i++)
s->lf_delta.ref[i] = vp8_rac_get_sint(c, 6);
for (i = 0; i < 4; i++) {
if (vp8_rac_get(c)) {
s->lf_delta.ref[i] = vp8_rac_get_uint(c, 6);
for (i = MODE_I4x4; i <= VP8_MVMODE_SPLIT; i++)
s->lf_delta.mode[i] = vp8_rac_get_sint(c, 6);
if (vp8_rac_get(c))
s->lf_delta.ref[i] = -s->lf_delta.ref[i];
}
}
for (i = MODE_I4x4; i <= VP8_MVMODE_SPLIT; i++) {
if (vp8_rac_get(c)) {
s->lf_delta.mode[i] = vp8_rac_get_uint(c, 6);
if (vp8_rac_get(c))
s->lf_delta.mode[i] = -s->lf_delta.mode[i];
}
}
}
static int setup_partitions(VP8Context *s, const uint8_t *buf, int buf_size)

31
libavformat/avc.c
View File

@ -160,3 +160,34 @@ int ff_isom_write_avcc(AVIOContext *pb, const uint8_t *data, int len)
}
return 0;
}
int ff_avc_write_annexb_extradata(const uint8_t *in, uint8_t **buf, int *size)
{
uint16_t sps_size, pps_size;
uint8_t *out;
int out_size;
*buf = NULL;
if (*size >= 4 && (AV_RB32(in) == 0x00000001 || AV_RB24(in) == 0x000001))
return 0;
if (*size < 11 || in[0] != 1)
return AVERROR_INVALIDDATA;
sps_size = AV_RB16(&in[6]);
if (11 + sps_size > *size)
return AVERROR_INVALIDDATA;
pps_size = AV_RB16(&in[9 + sps_size]);
if (11 + sps_size + pps_size > *size)
return AVERROR_INVALIDDATA;
out_size = 8 + sps_size + pps_size;
out = av_mallocz(out_size);
if (!out)
return AVERROR(ENOMEM);
AV_WB32(&out[0], 0x00000001);
memcpy(out + 4, &in[8], sps_size);
AV_WB32(&out[4 + sps_size], 0x00000001);
memcpy(out + 8 + sps_size, &in[11 + sps_size], pps_size);
*buf = out;
*size = out_size;
return 0;
}

1
libavformat/avc.h
View File

@ -29,5 +29,6 @@ int ff_avc_parse_nal_units(AVIOContext *s, const uint8_t *buf, int size);
int ff_avc_parse_nal_units_buf(const uint8_t *buf_in, uint8_t **buf, int *size);
int ff_isom_write_avcc(AVIOContext *pb, const uint8_t *data, int len);
const uint8_t *ff_avc_find_startcode(const uint8_t *p, const uint8_t *end);
int ff_avc_write_annexb_extradata(const uint8_t *in, uint8_t **buf, int *size);
#endif /* AVFORMAT_AVC_H */

7
libavformat/avformat.h
View File

@ -558,7 +558,12 @@ typedef struct AVIndexEntry {
*/
typedef struct AVStream {
int index; /**< stream index in AVFormatContext */
int id; /**< format-specific stream ID */
/**
* Format-specific stream ID.
* decoding: set by libavformat
* encoding: set by the user
*/
int id;
AVCodecContext *codec; /**< codec context */
/**
* Real base framerate of the stream.

34
libavformat/movenc.c
View File

@ -2158,26 +2158,6 @@ static void param_write_hex(AVIOContext *pb, const char *name, const uint8_t *va
avio_printf(pb, "<param name=\"%s\" value=\"%s\" valuetype=\"data\"/>\n", name, buf);
}
static void write_h264_extradata(AVIOContext *pb, AVCodecContext *enc)
{
uint16_t sps_size, pps_size, len;
char buf[150];
sps_size = AV_RB16(&enc->extradata[6]);
if (11 + sps_size > enc->extradata_size)
return;
pps_size = AV_RB16(&enc->extradata[9 + sps_size]);
if (11 + sps_size + pps_size > enc->extradata_size)
return;
len = FFMIN(sizeof(buf)/2 - 1, sps_size);
ff_data_to_hex(buf, &enc->extradata[8], len, 0);
buf[2*len] = '\0';
avio_printf(pb, "<param name=\"CodecPrivateData\" value=\"00000001%s", buf);
len = FFMIN(sizeof(buf)/2 - 1, pps_size);
ff_data_to_hex(buf, &enc->extradata[11 + sps_size], len, 0);
buf[2*len] = '\0';
avio_printf(pb, "00000001%s\" valuetype=\"data\"/>\n", buf);
}
static int mov_write_isml_manifest(AVIOContext *pb, MOVMuxContext *mov)
{
int64_t pos = avio_tell(pb);
@ -2219,10 +2199,16 @@ static int mov_write_isml_manifest(AVIOContext *pb, MOVMuxContext *mov)
param_write_int(pb, "systemBitrate", track->enc->bit_rate);
param_write_int(pb, "trackID", track_id);
if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO) {
if (track->enc->codec_id == CODEC_ID_H264 &&
track->enc->extradata_size >= 11 &&
track->enc->extradata[0] == 1) {
write_h264_extradata(pb, track->enc);
if (track->enc->codec_id == CODEC_ID_H264) {
uint8_t *ptr;
int size = track->enc->extradata_size;
if (!ff_avc_write_annexb_extradata(track->enc->extradata, &ptr,
&size)) {
param_write_hex(pb, "CodecPrivateData",
ptr ? ptr : track->enc->extradata,
size);
av_free(ptr);
}
} else {
param_write_hex(pb, "CodecPrivateData", track->enc->extradata,
track->enc->extradata_size);