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custom quant matrix encoding support

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Originally committed as revision 2135 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
2003-08-22 22:18:08 +00:00
parent c3bf0288c9
commit d6eb3c500a
5 changed files with 50 additions and 10 deletions
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5
libavcodec/mpeg12.c
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@@ -240,8 +240,9 @@ static void mpeg1_encode_sequence_header(MpegEncContext *s)
vbv_buffer_size = (( 20 * s->bit_rate) / (1151929 / 2)) * 8 * 1024;
put_bits(&s->pb, 10, (vbv_buffer_size + 16383) / 16384);
put_bits(&s->pb, 1, 1); /* constrained parameter flag */
put_bits(&s->pb, 1, 0); /* no custom intra matrix */
put_bits(&s->pb, 1, 0); /* no custom non intra matrix */
ff_write_quant_matrix(&s->pb, s->avctx->intra_matrix);
ff_write_quant_matrix(&s->pb, s->avctx->inter_matrix);
put_header(s, GOP_START_CODE);
put_bits(&s->pb, 1, 0); /* do drop frame */