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Theora 3.4 doesn't exist; these fields were misunderstandings of the spec

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Originally committed as revision 21775 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
David Conrad 2010-02-12 22:01:18 +00:00
parent 45c3c92576
commit 337f5c6e30
1 changed files with 2 additions and 14 deletions
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16
libavcodec/vp3.c
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@ -2131,15 +2131,6 @@ static int theora_decode_header(AVCodecContext *avctx, GetBitContext *gb)
return -1;
}
if (s->theora >= 0x030400)
{
skip_bits(gb, 32); /* total number of superblocks in a frame */
// fixme, the next field is 36bits long
skip_bits(gb, 32); /* total number of blocks in a frame */
skip_bits(gb, 4); /* total number of blocks in a frame */
skip_bits(gb, 32); /* total number of macroblocks in a frame */
}
if (s->theora >= 0x030200) {
visible_width = get_bits_long(gb, 24);
visible_height = get_bits_long(gb, 24);
@ -2156,8 +2147,6 @@ static int theora_decode_header(AVCodecContext *avctx, GetBitContext *gb)
if (s->theora < 0x030200)
skip_bits(gb, 5); /* keyframe frequency force */
skip_bits(gb, 8); /* colorspace */
if (s->theora >= 0x030400)
skip_bits(gb, 2); /* pixel format: 420,res,422,444 */
skip_bits(gb, 24); /* bitrate */
skip_bits(gb, 6); /* quality hint */
@ -2165,9 +2154,8 @@ static int theora_decode_header(AVCodecContext *avctx, GetBitContext *gb)
if (s->theora >= 0x030200)
{
skip_bits(gb, 5); /* keyframe frequency force */
if (s->theora < 0x030400)
skip_bits(gb, 5); /* spare bits */
skip_bits(gb, 2); /* pixel format: 420,res,422,444 */
skip_bits(gb, 3); /* reserved */
}
// align_get_bits(gb);