diff options
author | Siarhei Siamashka <siarhei.siamashka@nokia.com> | 2009-01-17 20:30:40 +0200 |
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committer | Marcel Holtmann <marcel@holtmann.org> | 2009-01-18 16:09:00 +0100 |
commit | d48c175f70eaf37d6aaecf05f6a22833dc53798c (patch) | |
tree | 46ccd20ac17fb65ca3d9fcce25d3baadbbf48e38 | |
parent | 1fb5ffff0b704038a90e03860ecce63be2deb988 (diff) |
Coding style fixes
-rw-r--r-- | sbc/sbc.c | 53 |
1 files changed, 32 insertions, 21 deletions
@@ -690,23 +690,31 @@ static int sbc_analyze_audio(struct sbc_encoder_state *state, /* Supplementary bitstream writing macros for 'sbc_pack_frame' */ -#define PUT_BITS(v, n)\ - bits_cache = (v) | (bits_cache << (n));\ - bits_count += (n);\ - if (bits_count >= 16) {\ - bits_count -= 8;\ - *data_ptr++ = (uint8_t) (bits_cache >> bits_count);\ - bits_count -= 8;\ - *data_ptr++ = (uint8_t) (bits_cache >> bits_count);\ - }\ - -#define FLUSH_BITS()\ - while (bits_count >= 8) {\ - bits_count -= 8;\ - *data_ptr++ = (uint8_t) (bits_cache >> bits_count);\ - }\ - if (bits_count > 0)\ - *data_ptr++ = (uint8_t) (bits_cache << (8 - bits_count));\ +#define PUT_BITS(data_ptr, bits_cache, bits_count, v, n) \ + do { \ + bits_cache = (v) | (bits_cache << (n)); \ + bits_count += (n); \ + if (bits_count >= 16) { \ + bits_count -= 8; \ + *data_ptr++ = (uint8_t) \ + (bits_cache >> bits_count); \ + bits_count -= 8; \ + *data_ptr++ = (uint8_t) \ + (bits_cache >> bits_count); \ + } \ + } while (0) + +#define FLUSH_BITS(data_ptr, bits_cache, bits_count) \ + do { \ + while (bits_count >= 8) { \ + bits_count -= 8; \ + *data_ptr++ = (uint8_t) \ + (bits_cache >> bits_count); \ + } \ + if (bits_count > 0) \ + *data_ptr++ = (uint8_t) \ + (bits_cache << (8 - bits_count)); \ + } while (0) /* * Packs the SBC frame from frame into the memory at data. At most len @@ -849,14 +857,16 @@ static int sbc_pack_frame(uint8_t *data, struct sbc_frame *frame, size_t len) } } - PUT_BITS(joint, frame->subbands); + PUT_BITS(data_ptr, bits_cache, bits_count, + joint, frame->subbands); crc_header[crc_pos >> 3] = joint; crc_pos += frame->subbands; } for (ch = 0; ch < frame->channels; ch++) { for (sb = 0; sb < frame->subbands; sb++) { - PUT_BITS(frame->scale_factor[ch][sb] & 0x0F, 4); + PUT_BITS(data_ptr, bits_cache, bits_count, + frame->scale_factor[ch][sb] & 0x0F, 4); crc_header[crc_pos >> 3] <<= 4; crc_header[crc_pos >> 3] |= frame->scale_factor[ch][sb] & 0x0F; crc_pos += 4; @@ -893,12 +903,13 @@ static int sbc_pack_frame(uint8_t *data, struct sbc_frame *frame, size_t len) (sb_sample_delta[ch][sb] + frame->sb_sample_f[blk][ch][sb])) >> 32; - PUT_BITS(audio_sample, bits[ch][sb]); + PUT_BITS(data_ptr, bits_cache, bits_count, + audio_sample, bits[ch][sb]); } } } - FLUSH_BITS(); + FLUSH_BITS(data_ptr, bits_cache, bits_count); return data_ptr - data; } |