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Code Issues Releases Activity

Fix selection of quant step table

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Originally committed as revision 15734 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Benjamin Larsson
2008-10-28 14:50:46 +00:00
parent 6f02853d14
commit 9ed73b4870
1 changed files with 4 additions and 2 deletions
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6
libavcodec/dca.c
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@@ -99,6 +99,7 @@ typedef struct {
int amode; ///< audio channels arrangement int amode; ///< audio channels arrangement
int sample_rate; ///< audio sampling rate int sample_rate; ///< audio sampling rate
int bit_rate; ///< transmission bit rate int bit_rate; ///< transmission bit rate
int bit_rate_index; ///< transmission bit rate index
int downmix; ///< embedded downmix enabled int downmix; ///< embedded downmix enabled
int dynrange; ///< embedded dynamic range flag int dynrange; ///< embedded dynamic range flag
@@ -247,7 +248,8 @@ static int dca_parse_frame_header(DCAContext * s)
s->sample_rate = dca_sample_rates[get_bits(&s->gb, 4)]; s->sample_rate = dca_sample_rates[get_bits(&s->gb, 4)];
if (!s->sample_rate) if (!s->sample_rate)
return -1; return -1;
s->bit_rate = dca_bit_rates[get_bits(&s->gb, 5)]; s->bit_rate_index; = get_bits(&s->gb, 5);
s->bit_rate = dca_bit_rates[s->bit_rate_index];
if (!s->bit_rate) if (!s->bit_rate)
return -1; return -1;
@@ -852,7 +854,7 @@ static int dca_subsubframe(DCAContext * s)
*/ */
/* Select quantization step size table */ /* Select quantization step size table */
if (s->bit_rate == 0x1f) if (s->bit_rate_index == 0x1f)
quant_step_table = lossless_quant_d; quant_step_table = lossless_quant_d;
else else
quant_step_table = lossy_quant_d; quant_step_table = lossy_quant_d;