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;
-}
#define AVCODEC_MPEG4AUDIO_H
#include <stdint.h>
+
+#include "libavutil/attributes.h"
+
#include "get_bits.h"
#include "put_bits.h"
#define MAX_PCE_SIZE 304 ///<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 */