virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

Add MBtree support for libx264

Browse Source 
Patch by Erik Slagter

Originally committed as revision 20774 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Erik Slagter 2009-12-08 20:01:46 +00:00 committed by Jason Garrett-Glaser
parent f658631419
commit 25a42948c6
19 changed files with 19 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
ffpresets/libx264-baseline.ffpreset
View File

@ -1,4 +1,4 @@
coder=0
bf=0
flags2=-wpred-dct8x8
flags2=-wpred-dct8x8+mbtree
wpredp=0

2
ffpresets/libx264-default.ffpreset
View File

@ -18,5 +18,5 @@ bf=3
refs=3
directpred=1
trellis=1
flags2=+mixed_refs+wpred+dct8x8+fastpskip
flags2=+mixed_refs+wpred+dct8x8+fastpskip+mbtree
wpredp=2

2
ffpresets/libx264-fastfirstpass.ffpreset
View File

@ -18,5 +18,5 @@ bf=3
refs=1
directpred=3
trellis=0
flags2=-bpyramid-wpred-mixed_refs-dct8x8+fastpskip
flags2=-bpyramid-wpred-mixed_refs-dct8x8+fastpskip+mbtree
wpredp=2

2
ffpresets/libx264-hq.ffpreset
View File

@ -18,5 +18,5 @@ bf=3
refs=4
directpred=3
trellis=1
flags2=+wpred+mixed_refs+dct8x8+fastpskip
flags2=+wpred+mixed_refs+dct8x8+fastpskip+mbtree
wpredp=2

2
ffpresets/libx264-ipod320.ffpreset
View File

@ -1,6 +1,6 @@
coder=0
bf=0
flags2=-wpred-dct8x8
flags2=-wpred-dct8x8+mbtree
level=13
maxrate=768000
bufsize=3000000

2
ffpresets/libx264-ipod640.ffpreset
View File

@ -1,7 +1,7 @@
coder=0
bf=0
refs=1
flags2=-wpred-dct8x8
flags2=-wpred-dct8x8+mbtree
level=30
maxrate=10000000
bufsize=10000000

2
ffpresets/libx264-lossless_fast.ffpreset
View File

@ -15,6 +15,6 @@ qmin=10
qmax=51
qdiff=4
directpred=1
flags2=+fastpskip
flags2=+fastpskip+mbtree
cqp=0
wpredp=0

2
ffpresets/libx264-lossless_max.ffpreset
View File

@ -16,6 +16,6 @@ qmax=51
qdiff=4
refs=16
directpred=1
flags2=+mixed_refs+dct8x8+fastpskip
flags2=+mixed_refs+dct8x8+fastpskip+mbtree
cqp=0
wpredp=2

2
ffpresets/libx264-lossless_medium.ffpreset
View File

@ -15,6 +15,6 @@ qmin=10
qmax=51
qdiff=4
directpred=1
flags2=+fastpskip
flags2=+fastpskip+mbtree
cqp=0
wpredp=2

2
ffpresets/libx264-lossless_slow.ffpreset
View File

@ -16,6 +16,6 @@ qmax=51
qdiff=4
refs=2
directpred=1
flags2=+dct8x8+fastpskip
flags2=+dct8x8+fastpskip+mbtree
cqp=0
wpredp=2

2
ffpresets/libx264-lossless_slower.ffpreset
View File

@ -16,6 +16,6 @@ qmax=51
qdiff=4
refs=4
directpred=1
flags2=+mixed_refs+dct8x8+fastpskip
flags2=+mixed_refs+dct8x8+fastpskip+mbtree
cqp=0
wpredp=2

2
ffpresets/libx264-lossless_ultrafast.ffpreset
View File

@ -15,5 +15,5 @@ qmin=10
qmax=51
qdiff=4
directpred=1
flags2=+fastpskip
flags2=+fastpskip+mbtree
cqp=0

2
ffpresets/libx264-main.ffpreset
View File

@ -1 +1 @@
flags2=-dct8x8
flags2=-dct8x8+mbtree

2
ffpresets/libx264-max.ffpreset
View File

@ -18,5 +18,5 @@ bf=3
refs=16
directpred=3
trellis=2
flags2=+wpred+mixed_refs+dct8x8-fastpskip
flags2=+wpred+mixed_refs+dct8x8-fastpskip+mbtree
wpredp=2

2
ffpresets/libx264-normal.ffpreset
View File

@ -18,5 +18,5 @@ bf=3
refs=2
directpred=3
trellis=0
flags2=+wpred+dct8x8+fastpskip
flags2=+wpred+dct8x8+fastpskip+mbtree
wpredp=2

2
ffpresets/libx264-slowfirstpass.ffpreset
View File

@ -18,5 +18,5 @@ bf=3
refs=1
directpred=3
trellis=0
flags2=+wpred+dct8x8+fastpskip
flags2=+wpred+dct8x8+fastpskip+mbtree
wpredp=2

1
libavcodec/avcodec.h
View File

@ -580,6 +580,7 @@ typedef struct RcOverride{
#define CODEC_FLAG2_CHUNKS 0x00008000 ///< Input bitstream might be truncated at a packet boundaries instead of only at frame boundaries.
#define CODEC_FLAG2_NON_LINEAR_QUANT 0x00010000 ///< Use MPEG-2 nonlinear quantizer.
#define CODEC_FLAG2_BIT_RESERVOIR 0x00020000 ///< Use a bit reservoir when encoding if possible
#define CODEC_FLAG2_MBTREE 0x00040000 ///< Use macroblock tree ratecontrol (x264 only)
/* Unsupported options :
* Syntax Arithmetic coding (SAC)

1
libavcodec/libx264.c
View File

@ -266,6 +266,7 @@ static av_cold int X264_init(AVCodecContext *avctx)
} else
x4->params.rc.f_vbv_buffer_init = 0.9;
x4->params.rc.b_mb_tree = !!(avctx->flags2 & CODEC_FLAG2_MBTREE);
x4->params.rc.f_ip_factor = 1 / fabs(avctx->i_quant_factor);
x4->params.rc.f_pb_factor = avctx->b_quant_factor;
x4->params.analyse.i_chroma_qp_offset = avctx->chromaoffset;

1
libavcodec/options.c
View File

@ -391,6 +391,7 @@ static const AVOption options[]={
{"request_channels", "set desired number of audio channels", OFFSET(request_channels), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, A|D},
{"drc_scale", "percentage of dynamic range compression to apply", OFFSET(drc_scale), FF_OPT_TYPE_FLOAT, 1.0, 0.0, 1.0, A|D},
{"reservoir", "use bit reservoir", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_BIT_RESERVOIR, INT_MIN, INT_MAX, A|E, "flags2"},
{"mbtree", "use macroblock tree ratecontrol (x264 only)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_MBTREE, INT_MIN, INT_MAX, V|E, "flags2"},
{"bits_per_raw_sample", NULL, OFFSET(bits_per_raw_sample), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"channel_layout", NULL, OFFSET(channel_layout), FF_OPT_TYPE_INT64, DEFAULT, 0, INT64_MAX, A|E|D, "channel_layout"},
{"request_channel_layout", NULL, OFFSET(request_channel_layout), FF_OPT_TYPE_INT64, DEFAULT, 0, INT64_MAX, A|D, "request_channel_layout"},