diff options
Diffstat (limited to 'libavcodec/mpeg4audio.c')
| -rw-r--r-- | libavcodec/mpeg4audio.c | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/libavcodec/mpeg4audio.c b/libavcodec/mpeg4audio.c index af8e6552ff..e321bcca83 100644 --- a/libavcodec/mpeg4audio.c +++ b/libavcodec/mpeg4audio.c @@ -145,43 +145,3 @@ int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf, return specific_config_bitindex; } - -static av_always_inline unsigned int copy_bits(PutBitContext *pb, - GetBitContext *gb, - int bits) -{ - unsigned int el = get_bits(gb, bits); - put_bits(pb, bits, el); - return el; -} - -int avpriv_copy_pce_data(PutBitContext *pb, GetBitContext *gb) -{ - int five_bit_ch, four_bit_ch, comment_size, bits; - int offset = put_bits_count(pb); - - copy_bits(pb, gb, 10); //Tag, Object Type, Frequency - five_bit_ch = copy_bits(pb, gb, 4); //Front - five_bit_ch += copy_bits(pb, gb, 4); //Side - five_bit_ch += copy_bits(pb, gb, 4); //Back - four_bit_ch = copy_bits(pb, gb, 2); //LFE - four_bit_ch += copy_bits(pb, gb, 3); //Data - five_bit_ch += copy_bits(pb, gb, 4); //Coupling - if (copy_bits(pb, gb, 1)) //Mono Mixdown - copy_bits(pb, gb, 4); - if (copy_bits(pb, gb, 1)) //Stereo Mixdown - copy_bits(pb, gb, 4); - if (copy_bits(pb, gb, 1)) //Matrix Mixdown - copy_bits(pb, gb, 3); - for (bits = five_bit_ch*5+four_bit_ch*4; bits > 16; bits -= 16) - copy_bits(pb, gb, 16); - if (bits) - copy_bits(pb, gb, bits); - avpriv_align_put_bits(pb); - align_get_bits(gb); - comment_size = copy_bits(pb, gb, 8); - for (; comment_size > 0; comment_size--) - copy_bits(pb, gb, 8); - - return put_bits_count(pb) - offset; -} |