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authorJames Almer <jamrial@gmail.com>2017-10-30 17:47:21 -0300
committerJames Almer <jamrial@gmail.com>2017-10-30 17:47:21 -0300
commit9ea06d48c2724714b5680122fa720395977a1ac6 (patch)
treea2ceebd907e3b0450a39a01a4aa0abe310effaae /libavcodec
parent05beee44c6b249f5fe6e06df1bb1a81bfe25a5ac (diff)
parent831018b0bbe26a603802a9022472f714a59293be (diff)
downloadffmpeg-9ea06d48c2724714b5680122fa720395977a1ac6.tar.gz
Merge commit '831018b0bbe26a603802a9022472f714a59293be'
* commit '831018b0bbe26a603802a9022472f714a59293be': mpeg4audio: Make avpriv_copy_pce_data() inline Merged-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/aac_adtstoasc_bsf.c2
-rw-r--r--libavcodec/mpeg4audio.c40
-rw-r--r--libavcodec/mpeg4audio.h43
3 files changed, 43 insertions, 42 deletions
diff --git a/libavcodec/aac_adtstoasc_bsf.c b/libavcodec/aac_adtstoasc_bsf.c
index 4bcf55b193..d92779ed23 100644
--- a/libavcodec/aac_adtstoasc_bsf.c
+++ b/libavcodec/aac_adtstoasc_bsf.c
@@ -91,7 +91,7 @@ static int aac_adtstoasc_filter(AVBSFContext *bsfc, AVPacket *out)
goto fail;
}
init_put_bits(&pb, pce_data, MAX_PCE_SIZE);
- pce_size = avpriv_copy_pce_data(&pb, &gb)/8;
+ pce_size = ff_copy_pce_data(&pb, &gb) / 8;
flush_put_bits(&pb);
in->size -= get_bits_count(&gb)/8;
in->data += get_bits_count(&gb)/8;
diff --git a/libavcodec/mpeg4audio.c b/libavcodec/mpeg4audio.c
index b6bb323440..219714752f 100644
--- 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;
-}
diff --git a/libavcodec/mpeg4audio.h b/libavcodec/mpeg4audio.h
index 8fd32f96b3..34471782ab 100644
--- a/libavcodec/mpeg4audio.h
+++ b/libavcodec/mpeg4audio.h
@@ -23,6 +23,9 @@
#define AVCODEC_MPEG4AUDIO_H
#include <stdint.h>
+
+#include "libavutil/attributes.h"
+
#include "get_bits.h"
#include "put_bits.h"
@@ -115,6 +118,44 @@ enum AudioObjectType {
#define MAX_PCE_SIZE 320 ///<Maximum size of a PCE including the 3-bit ID_PCE
///<marker and the comment
-int avpriv_copy_pce_data(PutBitContext *pb, GetBitContext *gb);
+static av_always_inline unsigned int ff_pce_copy_bits(PutBitContext *pb,
+ GetBitContext *gb,
+ int bits)
+{
+ unsigned int el = get_bits(gb, bits);
+ put_bits(pb, bits, el);
+ return el;
+}
+
+static inline int ff_copy_pce_data(PutBitContext *pb, GetBitContext *gb)
+{
+ int five_bit_ch, four_bit_ch, comment_size, bits;
+ int offset = put_bits_count(pb);
+
+ ff_pce_copy_bits(pb, gb, 10); // Tag, Object Type, Frequency
+ five_bit_ch = ff_pce_copy_bits(pb, gb, 4); // Front
+ five_bit_ch += ff_pce_copy_bits(pb, gb, 4); // Side
+ five_bit_ch += ff_pce_copy_bits(pb, gb, 4); // Back
+ four_bit_ch = ff_pce_copy_bits(pb, gb, 2); // LFE
+ four_bit_ch += ff_pce_copy_bits(pb, gb, 3); // Data
+ five_bit_ch += ff_pce_copy_bits(pb, gb, 4); // Coupling
+ if (ff_pce_copy_bits(pb, gb, 1)) // Mono Mixdown
+ ff_pce_copy_bits(pb, gb, 4);
+ if (ff_pce_copy_bits(pb, gb, 1)) // Stereo Mixdown
+ ff_pce_copy_bits(pb, gb, 4);
+ if (ff_pce_copy_bits(pb, gb, 1)) // Matrix Mixdown
+ ff_pce_copy_bits(pb, gb, 3);
+ for (bits = five_bit_ch*5+four_bit_ch*4; bits > 16; bits -= 16)
+ ff_pce_copy_bits(pb, gb, 16);
+ if (bits)
+ ff_pce_copy_bits(pb, gb, bits);
+ avpriv_align_put_bits(pb);
+ align_get_bits(gb);
+ comment_size = ff_pce_copy_bits(pb, gb, 8);
+ for (; comment_size > 0; comment_size--)
+ ff_pce_copy_bits(pb, gb, 8);
+
+ return put_bits_count(pb) - offset;
+}
#endif /* AVCODEC_MPEG4AUDIO_H */