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author | J. Alexander Treuman <jat@spatialrift.net> | 2006-07-25 19:08:46 +0000 |
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committer | J. Alexander Treuman <jat@spatialrift.net> | 2006-07-25 19:08:46 +0000 |
commit | 0979b0f75ef5f0cbc48ef6c1aa451bebb61f05c8 (patch) | |
tree | 359619317de89a6bad4d52a41ad3d99966cd1367 /src/inputPlugins/mp3_plugin.c | |
parent | e880a878bc691176059bf9d674c22c8fb049c6e8 (diff) | |
download | mpd-0979b0f75ef5f0cbc48ef6c1aa451bebb61f05c8.tar.gz mpd-0979b0f75ef5f0cbc48ef6c1aa451bebb61f05c8.tar.xz mpd-0979b0f75ef5f0cbc48ef6c1aa451bebb61f05c8.zip |
Thanks for making my code totally unreadable indent!
git-svn-id: https://svn.musicpd.org/mpd/trunk@4455 09075e82-0dd4-0310-85a5-a0d7c8717e4f
Diffstat (limited to '')
-rw-r--r-- | src/inputPlugins/mp3_plugin.c | 134 |
1 files changed, 54 insertions, 80 deletions
diff --git a/src/inputPlugins/mp3_plugin.c b/src/inputPlugins/mp3_plugin.c index afe5f3280..0ca36c739 100644 --- a/src/inputPlugins/mp3_plugin.c +++ b/src/inputPlugins/mp3_plugin.c @@ -433,24 +433,24 @@ static int decodeNextFrame(mp3DecodeData * data) #define FO_MAGIC (('f' << 8) | 'o') enum xing_magic { - XING_MAGIC_XING, /* VBR */ - XING_MAGIC_INFO, /* CBR */ + XING_MAGIC_XING, /* VBR */ + XING_MAGIC_INFO, /* CBR */ }; struct xing { - long flags; /* valid fields (see below) */ - unsigned long frames; /* total number of frames */ - unsigned long bytes; /* total number of bytes */ - unsigned char toc[100]; /* 100-point seek table */ - long scale; /* VBR quality */ - enum xing_magic magic; /* header magic */ + long flags; /* valid fields (see below) */ + unsigned long frames; /* total number of frames */ + unsigned long bytes; /* total number of bytes */ + unsigned char toc[100]; /* 100-point seek table */ + long scale; /* VBR quality */ + enum xing_magic magic; /* header magic */ }; enum { XING_FRAMES = 0x00000001L, - XING_BYTES = 0x00000002L, - XING_TOC = 0x00000004L, - XING_SCALE = 0x00000008L + XING_BYTES = 0x00000002L, + XING_TOC = 0x00000004L, + XING_SCALE = 0x00000008L, }; static int parse_xing(struct xing *xing, struct mad_bitptr *ptr, int bitlen) @@ -462,62 +462,49 @@ static int parse_xing(struct xing *xing, struct mad_bitptr *ptr, int bitlen) oldbitlen = bitlen; - if (bitlen < 16) - goto fail; + if (bitlen < 16) goto fail; bits = mad_bit_read(ptr, 16); bitlen -= 16; if (bits == XI_MAGIC) { - if (bitlen < 16) - goto fail; - if (mad_bit_read(ptr, 16) != NG_MAGIC) - goto fail; + if (bitlen < 16) goto fail; + if (mad_bit_read(ptr, 16) != NG_MAGIC) goto fail; bitlen -= 16; xing->magic = XING_MAGIC_XING; } else if (bits == IN_MAGIC) { - if (bitlen < 16) - goto fail; - if (mad_bit_read(ptr, 16) != FO_MAGIC) - goto fail; + if (bitlen < 16) goto fail; + if (mad_bit_read(ptr, 16) != FO_MAGIC) goto fail; bitlen -= 16; xing->magic = XING_MAGIC_INFO; - } else if (bits == NG_MAGIC) - xing->magic = XING_MAGIC_XING; - else if (bits == FO_MAGIC) - xing->magic = XING_MAGIC_INFO; - else - goto fail; + } + else if (bits == NG_MAGIC) xing->magic = XING_MAGIC_XING; + else if (bits == FO_MAGIC) xing->magic = XING_MAGIC_INFO; + else goto fail; - if (bitlen < 32) - goto fail; + if (bitlen < 32) goto fail; xing->flags = mad_bit_read(ptr, 32); bitlen -= 32; if (xing->flags & XING_FRAMES) { - if (bitlen < 32) - goto fail; + if (bitlen < 32) goto fail; xing->frames = mad_bit_read(ptr, 32); bitlen -= 32; } if (xing->flags & XING_BYTES) { - if (bitlen < 32) - goto fail; + if (bitlen < 32) goto fail; xing->bytes = mad_bit_read(ptr, 32); bitlen -= 32; } if (xing->flags & XING_TOC) { - if (bitlen < 800) - goto fail; - for (i = 0; i < 100; ++i) - xing->toc[i] = mad_bit_read(ptr, 8); + if (bitlen < 800) goto fail; + for (i = 0; i < 100; ++i) xing->toc[i] = mad_bit_read(ptr, 8); bitlen -= 800; } if (xing->flags & XING_SCALE) { - if (bitlen < 32) - goto fail; + if (bitlen < 32) goto fail; xing->scale = mad_bit_read(ptr, 32); bitlen -= 32; } @@ -525,8 +512,7 @@ static int parse_xing(struct xing *xing, struct mad_bitptr *ptr, int bitlen) /* Make sure we consume no less than 120 bytes (960 bits) in hopes that * the LAME tag is found there, and not right after the Xing header */ bitsleft = 960 - (oldbitlen - bitlen); - if (bitsleft < 0) - goto fail; + if (bitsleft < 0) goto fail; else if (bitsleft > 0) { mad_bit_read(ptr, bitsleft); bitlen -= bitsleft; @@ -538,18 +524,17 @@ static int parse_xing(struct xing *xing, struct mad_bitptr *ptr, int bitlen) return -1; } -static int parse_extension_headers(struct xing *xing, struct mad_bitptr ptr, - int bitlen) +static int parse_extensions(struct xing *xing, struct mad_bitptr ptr, + int bitlen) { bitlen = parse_xing(xing, &ptr, bitlen); - if (bitlen < 0) - return 0; + if (bitlen < 0) return 0; return 1; } static int decodeFirstFrame(mp3DecodeData * data, DecoderControl * dc, - MpdTag ** tag, ReplayGainInfo ** replayGainInfo) + MpdTag ** tag, ReplayGainInfo ** replayGainInfo) { struct xing xing; int ret; @@ -560,55 +545,46 @@ static int decodeFirstFrame(mp3DecodeData * data, DecoderControl * dc, while (1) { skip = 0; - while ((ret = - decodeNextFrameHeader(data, tag, - replayGainInfo)) == DECODE_CONT - && (!dc || !dc->stop)) ; - if (ret == DECODE_SKIP) - skip = 1; - else if (ret == DECODE_BREAK || (dc && dc->stop)) - return -1; + while ((ret = decodeNextFrameHeader(data, tag, replayGainInfo)) == DECODE_CONT && + (!dc || !dc->stop)); + + if (ret == DECODE_SKIP) skip = 1; + else if (ret == DECODE_BREAK || (dc && dc->stop)) return -1; + while ((ret = decodeNextFrame(data)) == DECODE_CONT && - (!dc || !dc->stop)) ; - if (ret == DECODE_BREAK || (dc && dc->stop)) - return -1; - if (!skip && ret == DECODE_OK) - break; + (!dc || !dc->stop)); + + if (ret == DECODE_BREAK || (dc && dc->stop)) return -1; + if (!skip && ret == DECODE_OK) break; } - if (parse_extension_headers(&xing, data->stream.anc_ptr, - (int)data->stream.anc_bitlen)) { + if (parse_extensions(&xing, data->stream.anc_ptr, + (int)data->stream.anc_bitlen)) { if (xing.flags & XING_FRAMES) { mad_timer_t duration = data->frame.header.duration; mad_timer_multiply(&duration, xing.frames); data->muteFrame = MUTEFRAME_SKIP; - data->totalTime = ((float)mad_timer_count(duration, - MAD_UNITS_MILLISECONDS)) - / 1000; + data->totalTime = ((float)mad_timer_count(duration, MAD_UNITS_MILLISECONDS)) / 1000; data->maxFrames = xing.frames; } } else { size_t offset = data->inStream->offset; mad_timer_t duration = data->frame.header.duration; - float frameTime = ((float)mad_timer_count(duration, - MAD_UNITS_MILLISECONDS)) - / 1000; - if (data->stream.this_frame != NULL) { + float frameTime = ((float)mad_timer_count(duration, MAD_UNITS_MILLISECONDS)) / 1000; + + if (data->stream.this_frame != NULL) offset -= data->stream.bufend - data->stream.this_frame; - } else { + else offset -= data->stream.bufend - data->stream.buffer; - } + if (data->inStream->size >= offset) { - data->totalTime = - ((data->inStream->size - - offset) * 8.0) / (data->frame).header.bitrate; - data->maxFrames = - data->totalTime / frameTime + FRAMES_CUSHION; + data->totalTime = ((data->inStream->size - offset) * 8.0) / (data->frame).header.bitrate; + data->maxFrames = data->totalTime / frameTime + FRAMES_CUSHION; } else { data->maxFrames = FRAMES_CUSHION; data->totalTime = 0; } - } + } data->frameOffset = malloc(sizeof(long) * data->maxFrames); data->times = malloc(sizeof(mad_timer_t) * data->maxFrames); @@ -622,10 +598,8 @@ static void mp3DecodeDataFinalize(mp3DecodeData * data) mad_frame_finish(&data->frame); mad_stream_finish(&data->stream); - if (data->frameOffset) - free(data->frameOffset); - if (data->times) - free(data->times); + if (data->frameOffset) free(data->frameOffset); + if (data->times) free(data->times); } /* this is primarily used for getting total time for tags */ |