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Original Commit: r54 | ods15 | 2006-09-24 13:54:12 +0300 (Sun, 24 Sep 2006) | 2 lines

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change floor value to lower residue

Originally committed as revision 6460 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Oded Shimon 2006-10-02 06:07:36 +00:00
parent 36e09a5144
commit b8d5b161ae
1 changed files with 4 additions and 3 deletions
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7
libavcodec/vorbis_enc.c
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@ -325,6 +325,7 @@ static void create_vorbis_context(venc_context_t * venc, AVCodecContext * avccon
for (i = 0; i < rc->classifications; i++) {
int j;
for (j = 0; j < 8; j++) rc->books[i][j] = 2 + j;
rc->books[i][0] = rc->books[i][1] = rc->books[i][2] = rc->books[i][3] = -1;
}
venc->nmappings = 1;
@ -750,8 +751,8 @@ static int vorbis_encode_frame(AVCodecContext * avccontext, unsigned char * pack
int range = 255 / fc->multiplier + 1;
int j;
put_bits(&pb, 1, 1); // non zero
put_bits(&pb, ilog(range - 1), 113); // magic value - 3.7180282E-05
put_bits(&pb, ilog(range - 1), 113); // both sides of X
put_bits(&pb, ilog(range - 1), 180); // magic value - 3.7180282E-05
put_bits(&pb, ilog(range - 1), 180); // both sides of X
for (j = 0; j < fc->partitions; j++) {
floor_class_t * c = &fc->classes[fc->partition_to_class[j]];
codebook_t * book = &venc->codebooks[c->books[0]];
@ -763,7 +764,7 @@ static int vorbis_encode_frame(AVCodecContext * avccontext, unsigned char * pack
}
for (j = 0; j < samples; j++) {
venc->floor[i * samples + j] = floor1_inverse_db_table[113];
venc->floor[i * samples + j] = floor1_inverse_db_table[180];
}
}