avcodec/h264, videotoolbox: return AVERROR_INVALIDDATA when no frames are produced

[ffmpeg] / libavcodec / mpeg4audio.c

diff --git a/libavcodec/mpeg4audio.c b/libavcodec/mpeg4audio.c
index b6bb323440073cc4a6330f1c4c5410b93c284a3d..219714752f9526454df6dfc961db998608013e83 100644 (file)
--- a/libavcodec/mpeg4audio.c
+++ b/libavcodec/mpeg4audio.c
@@ -167,43 +167,3 @@ int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf,
 
     return ff_mpeg4audio_get_config_gb(c, &gb, sync_extension);
 }
-
-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;
-}