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simplified adressing of most mb based arrays (mb_x + mb_y*s->mb_stride) now instead of mb_x + mb_y*mb_width and 1+mb_x + (1+mb_y)*(mb_width+2) and ... mixture

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more direct use of the new mb_type stuff instead of codec specific stuff
runtime mb_type debug output h264/h263 variants/mpeg1/2/4
error concealment /resilience for mpeg1/2
various minor optimizations

Originally committed as revision 1746 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
2003-04-10 13:18:38 +00:00
parent 84876d3677
commit 7bc9090a41
15 changed files with 911 additions and 782 deletions
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10
libavcodec/mpeg4data.h
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@@ -27,10 +27,12 @@
#define MOTION_MARKER 0x1F001
#define DC_MARKER 0x6B001
#define MB_TYPE_B_DIRECT 0
#define MB_TYPE_B_BIDIR 1
#define MB_TYPE_B_BACKW 2
#define MB_TYPE_B_FORW 3
const static int mb_type_b_map[4]= {
MB_TYPE_DIRECT2 | MB_TYPE_L0L1,
MB_TYPE_L0L1 | MB_TYPE_16x16,
MB_TYPE_L1 | MB_TYPE_16x16,
MB_TYPE_L0 | MB_TYPE_16x16,
};
#define VOS_STARTCODE 0x1B0
#define USER_DATA_STARTCODE 0x1B2