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https://github.com/vgmstream/vgmstream.git
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f6417c5430
There is not no real about having small-ish buffers, simplifies buffer tuning, and avoids having gigantic buffers on bad reads.
62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
#include "meta.h"
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#include "../layout/layout.h"
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#include "../util.h"
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/* TRA
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TRA is an headerless format which can be found on DefJam Rapstar (X360)
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known extensions : WAVM
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2010-12-03 - Fastelbja : First version ...
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*/
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VGMSTREAM * init_vgmstream_x360_tra(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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char filename[PATH_LIMIT];
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int loop_flag=0;
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int channel_count;
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int i;
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/* check extension, case insensitive */
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streamFile->get_name(streamFile,filename,sizeof(filename));
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if (strcasecmp("tra",filename_extension(filename))) goto fail;
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/* No loop on wavm */
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loop_flag = 0;
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/* Always stereo files */
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channel_count=2;
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/* build the VGMSTREAM */
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vgmstream = allocate_vgmstream(channel_count,loop_flag);
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if (!vgmstream) goto fail;
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/* fill in the vital statistics */
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/* allways 2 channels @ 44100 Hz */
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vgmstream->channels = 2;
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vgmstream->sample_rate = 24000;
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vgmstream->coding_type = coding_DVI_IMA_int;
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vgmstream->num_samples = (int32_t)(get_streamfile_size(streamFile) - ((get_streamfile_size(streamFile)/0x204)*4));
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vgmstream->layout_type = layout_blocked_tra;
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vgmstream->meta_type = meta_X360_TRA;
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/* open the file for reading by each channel */
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{
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for (i=0;i<channel_count;i++) {
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vgmstream->ch[i].streamfile = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE);
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if (!vgmstream->ch[i].streamfile) goto fail;
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}
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}
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block_update_tra(0,vgmstream);
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return vgmstream;
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/* clean up anything we may have opened */
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fail:
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if (vgmstream) close_vgmstream(vgmstream);
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return NULL;
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}
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