generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Add support for new x264 API.

Browse Source 
Originally committed as revision 19977 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Jason Garrett-Glaser 2009-09-23 09:03:26 +00:00
parent 98f7bcb119
commit 2d3beedee2
2 changed files with 15 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
configure vendored
View File

@ -2292,8 +2292,8 @@ enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
{ check_cpp_condition x264.h "X264_BUILD >= 65" ||
die "ERROR: libx264 version must be >= 0.65."; }
{ check_cpp_condition x264.h "X264_BUILD >= 76" ||
die "ERROR: libx264 version must be >= 0.76."; }
enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib

36
libavcodec/libx264.c
View File

@ -52,16 +52,14 @@ X264_log(void *p, int level, const char *fmt, va_list args)
}
static int
encode_nals(AVCodecContext *ctx, uint8_t *buf, int size, x264_nal_t *nals, int nnal, int skip_sei)
static int encode_nals(AVCodecContext *ctx, uint8_t *buf, int size, x264_nal_t *nals, int nnal, int skip_sei)
{
X264Context *x4 = ctx->priv_data;
uint8_t *p = buf;
int i, s;
int i;
/* Write the SEI as part of the first frame. */
if(x4->sei_size > 0 && nnal > 0)
{
if(x4->sei_size > 0 && nnal > 0){
memcpy(p, x4->sei, x4->sei_size);
p += x4->sei_size;
x4->sei_size = 0;
@ -69,17 +67,14 @@ encode_nals(AVCodecContext *ctx, uint8_t *buf, int size, x264_nal_t *nals, int n
for(i = 0; i < nnal; i++){
/* Don't put the SEI in extradata. */
if(skip_sei && nals[i].i_type == NAL_SEI)
{
x4->sei = av_malloc( 5 + nals[i].i_payload * 4 / 3 );
if(x264_nal_encode(x4->sei, &x4->sei_size, 1, nals + i) < 0)
return -1;
if(skip_sei && nals[i].i_type == NAL_SEI){
x4->sei_size = nals[i].i_payload;
x4->sei = av_malloc(x4->sei_size);
memcpy(x4->sei, nals[i].p_payload, nals[i].i_payload);
continue;
}
s = x264_nal_encode(p, &size, 1, nals + i);
if(s < 0)
return -1;
p += s;
memcpy(p, nals[i].p_payload, nals[i].i_payload);
p += nals[i].i_payload;
}
return p - buf;
@ -97,7 +92,7 @@ X264_frame(AVCodecContext *ctx, uint8_t *buf, int bufsize, void *data)
x4->pic.img.i_csp = X264_CSP_I420;
x4->pic.img.i_plane = 3;
if (frame) {
if(frame){
for(i = 0; i < 3; i++){
x4->pic.img.plane[i] = frame->data[i];
x4->pic.img.i_stride[i] = frame->linesize[i];
@ -107,8 +102,7 @@ X264_frame(AVCodecContext *ctx, uint8_t *buf, int bufsize, void *data)
x4->pic.i_type = X264_TYPE_AUTO;
}
if(x264_encoder_encode(x4->enc, &nal, &nnal, frame? &x4->pic: NULL,
&pic_out))
if(x264_encoder_encode(x4->enc, &nal, &nnal, frame? &x4->pic: NULL, &pic_out) < 0)
return -1;
bufsize = encode_nals(ctx, buf, bufsize, nal, nnal, 0);
@ -296,13 +290,9 @@ X264_init(AVCodecContext *avctx)
if(avctx->flags & CODEC_FLAG_GLOBAL_HEADER){
x264_nal_t *nal;
int nnal, i, s = 0;
int nnal, s;
x264_encoder_headers(x4->enc, &nal, &nnal);
/* 5 bytes NAL header + worst case escaping */
for(i = 0; i < nnal; i++)
s += 5 + nal[i].i_payload * 4 / 3;
s = x264_encoder_headers(x4->enc, &nal, &nnal);
avctx->extradata = av_malloc(s);
avctx->extradata_size = encode_nals(avctx, avctx->extradata, s, nal, nnal, 1);