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Xing VBR headers are always crc free, but might have the crc bit set. we don't care about this :)

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@5294 a95241bf-73f2-0310-859d-f6bbb57e9c96
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beveloper
2003-11-09 22:01:27 +00:00
parent a1862e53c5
commit 6f6f67dc90
1 changed files with 1 additions and 5 deletions
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src/add-ons/media/plugins/mp3_reader/MP3ReaderPlugin.cpp
+1 -5
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@@ -517,10 +517,6 @@ mp3Reader::GetFrameLength(void *header)
int mpeg_version_index = (h[1] >> 3) & 0x03; int mpeg_version_index = (h[1] >> 3) & 0x03;
int layer_index = (h[1] >> 1) & 0x03; int layer_index = (h[1] >> 1) & 0x03;
int no_crc = (h[1] & 0x01);
/* VBR files seem to use CRC in info frames, probably to make the
* decoder discard them with a wrong CRC...
*/
int bitrate_index = (h[2] >> 4) & 0x0f; int bitrate_index = (h[2] >> 4) & 0x0f;
int sampling_rate_index = (h[2] >> 2) & 0x03; int sampling_rate_index = (h[2] >> 2) & 0x03;
int padding = (h[2] >> 1) & 0x01; int padding = (h[2] >> 1) & 0x01;
@@ -541,7 +537,7 @@ mp3Reader::GetFrameLength(void *header)
TRACE("%s %s, %s crc, bit rate %d, sampling rate %d, padding %d, frame length %d\n", TRACE("%s %s, %s crc, bit rate %d, sampling rate %d, padding %d, frame length %d\n",
mpeg_version_index == 0 ? "mpeg 2.5" : (mpeg_version_index == 2 ? "mpeg 2" : "mpeg 1"), mpeg_version_index == 0 ? "mpeg 2.5" : (mpeg_version_index == 2 ? "mpeg 2" : "mpeg 1"),
layer_index == 3 ? "layer 1" : (layer_index == 2 ? "layer 2" : "layer 3"), layer_index == 3 ? "layer 1" : (layer_index == 2 ? "layer 2" : "layer 3"),
no_crc ? "no" : "has", (h[1] & 0x01) ? "no" : "has",
bitrate, samplingrate, padding, length); bitrate, samplingrate, padding, length);
return length; return length;