mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-11-12 01:30:49 +01:00
Electronic Arts EA/XA R1,R2,R3 & EA PSX support added
git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@203 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
This commit is contained in:
parent
a25e86e359
commit
5de0c96986
@ -27,4 +27,6 @@ void decode_psx(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing,
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void decode_xa(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do);
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void decode_eaxa(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do,int channel);
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#endif
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68
src/coding/eaxa_decoder.c
Normal file
68
src/coding/eaxa_decoder.c
Normal file
@ -0,0 +1,68 @@
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#include "coding.h"
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#include "../util.h"
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long EA_XA_TABLE[28] = {0,0,240,0,460,-208,0x0188,-220,
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0x0000,0x0000,0x00F0,0x0000,
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0x01CC,0x0000,0x0188,0x0000,
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0x0000,0x0000,0x0000,0x0000,
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-208,-1,-220,-1,
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0x0000,0x0000,0x0000,0x3F70};
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static int samples;
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void decode_eaxa(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do,int channel) {
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uint8_t frame_info;
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int32_t sample_count;
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long coef1,coef2;
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int i,shift;
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off_t channel_offset=stream->channel_start_offset;
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first_sample = first_sample%28;
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frame_info = (uint8_t)read_8bit(stream->offset+channel_offset,stream->streamfile);
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if(frame_info==0xEE) {
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channel_offset++;
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stream->adpcm_history1_32 = read_16bitBE(stream->offset+channel_offset+(2*channel),stream->streamfile);
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stream->adpcm_history2_32 = read_16bitBE(stream->offset+channel_offset+2+(2*channel),stream->streamfile);
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channel_offset+=(2*channelspacing);
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for (i=first_sample,sample_count=0; i<first_sample+samples_to_do; i++,sample_count+=channelspacing) {
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outbuf[sample_count]=read_16bitBE(stream->offset+channel_offset,stream->streamfile);
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channel_offset+=2;
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}
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// Only increment offset on complete frame
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if(channel_offset-stream->channel_start_offset==(2*28)+5)
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stream->channel_start_offset+=(2*28)+5;
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} else {
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coef1 = EA_XA_TABLE[((frame_info >> 4) & 0x0F) << 1];
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coef2 = EA_XA_TABLE[(((frame_info >> 4) & 0x0F) << 1) + 1];
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shift = (frame_info & 0x0F) + 8;
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channel_offset++;
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for (i=first_sample,sample_count=0; i<first_sample+samples_to_do; i++,sample_count+=channelspacing) {
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uint8_t sample_byte = (uint8_t)read_8bit(stream->offset+channel_offset+i/2,stream->streamfile);
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int32_t sample = ((((i&1?
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sample_byte & 0x0F:
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sample_byte >> 4
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) << 0x1C) >> shift) +
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(coef1 * stream->adpcm_history1_32) + (coef2 * stream->adpcm_history2_32)) >> 8;
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outbuf[sample_count] = clamp16(sample);
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stream->adpcm_history2_32 = stream->adpcm_history1_32;
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stream->adpcm_history1_32 = sample;
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}
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channel_offset+=i/2;
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// Only increment offset on complete frame
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if(channel_offset-stream->channel_start_offset==0x0F)
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stream->channel_start_offset+=0x0F;
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}
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}
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@ -1,3 +1,4 @@
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#include <math.h>
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#include "coding.h"
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#include "../util.h"
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@ -54,6 +54,9 @@ void render_vgmstream_blocked(sample * buffer, int32_t sample_count, VGMSTREAM *
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case layout_xbox_blocked:
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xbox_block_update(vgmstream->next_block_offset,vgmstream);
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break;
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case layout_ea_blocked:
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ea_block_update(vgmstream->next_block_offset,vgmstream);
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break;
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default:
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break;
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}
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60
src/layout/ea_block.c
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60
src/layout/ea_block.c
Normal file
@ -0,0 +1,60 @@
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#include "layout.h"
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#include "../vgmstream.h"
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/* set up for the block at the given offset */
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void ea_block_update(off_t block_offset, VGMSTREAM * vgmstream) {
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int i;
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// Search for next SCDL or SCEl block ...
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do {
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block_offset+=4;
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if(block_offset>(off_t)get_streamfile_size(vgmstream->ch[0].streamfile))
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return;
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} while (read_32bitBE(block_offset,vgmstream->ch[0].streamfile)!=0x5343446C);
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// reset channel offset
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for(i=0;i<vgmstream->channels;i++) {
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vgmstream->ch[i].channel_start_offset=0;
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}
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vgmstream->current_block_offset = block_offset;
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vgmstream->next_block_offset = block_offset+read_32bitLE(block_offset+4,vgmstream->ch[0].streamfile)-4;
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if(vgmstream->ea_big_endian) {
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vgmstream->current_block_size = read_32bitBE(block_offset+8,vgmstream->ch[0].streamfile);
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for(i=0;i<vgmstream->channels;i++) {
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vgmstream->ch[i].offset=read_32bitBE(block_offset+0x0C+(i*4),vgmstream->ch[0].streamfile)+(4*vgmstream->channels);
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vgmstream->ch[i].offset+=vgmstream->current_block_offset+0x0C;
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}
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} else {
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if(vgmstream->coding_type==coding_PSX) {
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vgmstream->ch[0].offset=vgmstream->current_block_offset+0x10;
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vgmstream->ch[1].offset=(read_32bitLE(block_offset+0x04,vgmstream->ch[0].streamfile)-0x10)/2;
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vgmstream->ch[1].offset+=vgmstream->ch[0].offset;
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vgmstream->current_block_size=read_32bitLE(block_offset+0x0C,vgmstream->ch[0].streamfile)*0x10;
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} else {
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vgmstream->current_block_size = read_32bitLE(block_offset+8,vgmstream->ch[0].streamfile);
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for(i=0;i<vgmstream->channels;i++) {
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vgmstream->ch[i].offset=read_32bitLE(block_offset+0x0C+(i*4),vgmstream->ch[0].streamfile)+(4*vgmstream->channels);
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vgmstream->ch[i].offset+=vgmstream->current_block_offset+0x0C;
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}
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}
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}
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vgmstream->current_block_size /= 28;
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if((vgmstream->ea_compression_version<3) && (vgmstream->coding_type!=coding_PSX)) {
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for(i=0;i<vgmstream->channels;i++) {
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if(vgmstream->ea_big_endian) {
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vgmstream->ch[i].adpcm_history1_32=read_16bitBE(vgmstream->ch[i].offset,vgmstream->ch[0].streamfile);
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vgmstream->ch[i].adpcm_history2_32=read_16bitBE(vgmstream->ch[i].offset+2,vgmstream->ch[0].streamfile);
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} else {
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vgmstream->ch[i].adpcm_history1_32=read_16bitLE(vgmstream->ch[i].offset,vgmstream->ch[0].streamfile);
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vgmstream->ch[i].adpcm_history2_32=read_16bitLE(vgmstream->ch[i].offset+2,vgmstream->ch[0].streamfile);
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}
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vgmstream->ch[i].offset+=4;
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}
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}
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}
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@ -14,6 +14,8 @@ void xa_block_update(off_t block_offset, VGMSTREAM * vgmstream);
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void xbox_block_update(off_t block_offset, VGMSTREAM * vgmstream);
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void ea_block_update(off_t block_offset, VGMSTREAM * vgmstream);
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void render_vgmstream_interleave(sample * buffer, int32_t sample_count, VGMSTREAM * vgmstream);
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void render_vgmstream_nolayout(sample * buffer, int32_t sample_count, VGMSTREAM * vgmstream);
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@ -6,7 +6,7 @@ void xbox_block_update(off_t block_offset, VGMSTREAM * vgmstream) {
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int i;
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vgmstream->current_block_offset = block_offset;
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vgmstream->current_block_size = 36*vgmstream->channels;
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vgmstream->next_block_offset = vgmstream->current_block_offset+vgmstream->current_block_size;
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vgmstream->next_block_offset = vgmstream->current_block_offset+(off_t)vgmstream->current_block_size;
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for (i=0;i<vgmstream->channels;i++) {
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vgmstream->ch[i].offset = vgmstream->current_block_offset +
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@ -222,6 +222,10 @@
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RelativePath=".\meta\Cstr.c"
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>
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</File>
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<File
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RelativePath=".\meta\ea_header.c"
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>
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</File>
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<File
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RelativePath=".\meta\gcsw.c"
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>
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@ -346,6 +350,10 @@
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RelativePath=".\coding\adx_decoder.c"
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>
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</File>
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<File
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RelativePath=".\coding\eaxa_decoder.c"
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>
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</File>
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<File
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RelativePath=".\coding\g721_decoder.c"
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>
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@ -402,6 +410,10 @@
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RelativePath=".\layout\blocked.c"
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>
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</File>
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<File
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RelativePath=".\layout\ea_block.c"
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>
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</File>
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<File
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RelativePath=".\layout\halpst_blocked.c"
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>
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241
src/meta/ea_header.c
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241
src/meta/ea_header.c
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#include "meta.h"
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#include "../util.h"
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// Platform constants
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#define EA_PC 0x00
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#define EA_PSX 0x01
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#define EA_PS2 0x05
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#define EA_GC 0x06
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#define EA_XBOX 0x07
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#define EA_X360 0x09
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// Compression Version
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#define EAXA_R1 0x01
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#define EAXA_R2 0x02
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#define EAXA_R3 0x03
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// Compression Type
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#define EA_VAG 0x01
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#define EA_EAXA 0x0A
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typedef struct {
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int32_t num_samples;
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int32_t sample_rate;
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uint8_t channels;
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uint8_t platform;
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int32_t interleave;
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uint8_t compression_type;
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uint8_t compression_version;
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} EA_STRUCT;
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extern ea_block_update(off_t block_offset, VGMSTREAM * vgmstream);
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uint32_t readPatch(STREAMFILE* streamFile, off_t* offset) {
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uint32_t result=0;
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uint8_t byteCount;
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byteCount = read_8bit(*offset,streamFile);
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(*offset)++;
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for(;byteCount>0;byteCount--) {
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result <<=8;
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result+=(uint8_t)read_8bit(*offset,streamFile);
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(*offset)++;
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}
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return result;
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}
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void Parse_Header(STREAMFILE* streamFile,EA_STRUCT* ea, off_t offset, int length) {
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uint8_t byteRead;
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off_t begin_offset=offset;
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// default value ...
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ea->channels=1;
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ea->compression_type=EA_EAXA;
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ea->compression_version=0x01;
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ea->platform=EA_GC;
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if(read_32bitBE(offset, streamFile)==0x47535452) { // GSTR
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ea->compression_version=0x03;
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offset+=8;
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length-=4;
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} else {
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if(read_16bitBE(offset,streamFile)!=0x5054) // PT
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offset+=4;
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ea->platform=(uint8_t)read_16bitLE(offset+2,streamFile);
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offset+=4;
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}
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do {
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byteRead = read_8bit(offset++,streamFile);
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switch(byteRead) {
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case 0xFF:
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case 0xFE:
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case 0xFC:
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case 0xFD:
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break;
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case 0x80: // compression version
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ea->compression_version = (uint8_t)readPatch(streamFile, &offset);
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break;
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case 0x82: // channels count
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ea->channels = (uint8_t)readPatch(streamFile, &offset);
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break;
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case 0x83: // compression type
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ea->compression_type = (uint8_t)readPatch(streamFile, &offset);
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break;
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case 0x84: // sample frequency
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ea->sample_rate = readPatch(streamFile,&offset);
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break;
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case 0x85: // samples count
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ea->num_samples = readPatch(streamFile, &offset);
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break;
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case 0x86:
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case 0x87:
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case 0x8C:
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case 0x92:
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case 0x9C:
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case 0x9D: // unknown patch
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readPatch(streamFile, &offset);
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break;
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case 0x88: // interleave
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ea->interleave = readPatch(streamFile, &offset);
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break;
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case 0xA0: // compression type
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ea->compression_type = (uint8_t)readPatch(streamFile, &offset);
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break;
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}
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} while(offset-begin_offset<length);
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if(ea->platform==EA_PSX)
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ea->compression_type=EA_VAG;
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}
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VGMSTREAM * init_vgmstream_ea(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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EA_STRUCT ea;
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char filename[260];
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int loop_flag=0;
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int channel_count;
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int header_length;
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off_t start_offset;
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int i;
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memset(&ea,0,sizeof(EA_STRUCT));
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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("sng",filename_extension(filename)) &&
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strcasecmp("asf",filename_extension(filename)) &&
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strcasecmp("str",filename_extension(filename)) &&
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strcasecmp("eam",filename_extension(filename))) goto fail;
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/* check Header */
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if (read_32bitBE(0x00,streamFile) != 0x5343486C) // SCHl
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goto fail;
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header_length = read_32bitLE(0x04,streamFile);
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start_offset=8;
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if(header_length>0x100) goto fail;
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Parse_Header(streamFile,&ea,start_offset,header_length-8);
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/* unknown loop value for the moment */
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loop_flag = 0;
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channel_count=ea.channels;
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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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vgmstream->channels = channel_count;
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vgmstream->ea_platform=ea.platform;
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vgmstream->ea_compression_type=ea.compression_type;
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vgmstream->ea_compression_version=ea.compression_version;
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// Set defaut sample rate if not define in the header
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if(ea.sample_rate!=0) {
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vgmstream->sample_rate = ea.sample_rate;
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} else {
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switch(vgmstream->ea_platform) {
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case EA_XBOX:
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vgmstream->sample_rate=24000;
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break;
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case EA_X360:
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vgmstream->sample_rate=44100;
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vgmstream->ea_compression_version=0x03;
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break;
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default:
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vgmstream->sample_rate=22050;
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}
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}
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vgmstream->num_samples=ea.num_samples;
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switch(vgmstream->ea_compression_type) {
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case EA_EAXA:
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if(vgmstream->ea_compression_version==0x03)
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vgmstream->meta_type=meta_EAXA_R3;
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else
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vgmstream->meta_type=meta_EAXA_R2;
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vgmstream->coding_type=coding_EAXA;
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vgmstream->layout_type=layout_ea_blocked;
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if((vgmstream->ea_platform==EA_GC) || (vgmstream->ea_platform==EA_X360))
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vgmstream->ea_big_endian=1;
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break;
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case EA_VAG:
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vgmstream->meta_type=meta_EAXA_PSX;
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vgmstream->coding_type=coding_PSX;
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vgmstream->layout_type=layout_ea_blocked;
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break;
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}
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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,0x8000);
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if (!vgmstream->ch[i].streamfile) goto fail;
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}
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}
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// Special function for .EAM files ...
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if(!strcasecmp("eam",filename_extension(filename))) {
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size_t file_length=get_streamfile_size(streamFile);
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size_t block_length;
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vgmstream->next_block_offset=start_offset+header_length;
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vgmstream->num_samples=0;
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// to initialize the block length
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ea_block_update(start_offset+header_length,vgmstream);
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block_length=vgmstream->next_block_offset-start_offset+header_length;
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do {
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ea_block_update(vgmstream->next_block_offset,vgmstream);
|
||||
vgmstream->num_samples+=vgmstream->current_block_size*28;
|
||||
} while(vgmstream->next_block_offset<(file_length-block_length));
|
||||
}
|
||||
|
||||
ea_block_update(start_offset+header_length,vgmstream);
|
||||
|
||||
return vgmstream;
|
||||
|
||||
/* clean up anything we may have opened */
|
||||
fail:
|
||||
if (vgmstream) close_vgmstream(vgmstream);
|
||||
return NULL;
|
||||
}
|
@ -73,4 +73,6 @@ VGMSTREAM * init_vgmstream_xbox_xwav(STREAMFILE *streamFile);
|
||||
|
||||
VGMSTREAM * init_vgmstream_ngc_str(STREAMFILE *streamFile);
|
||||
|
||||
VGMSTREAM * init_vgmstream_ea(STREAMFILE *streamFile);
|
||||
|
||||
#endif
|
||||
|
@ -15,7 +15,7 @@
|
||||
* List of functions that will recognize files. These should correspond pretty
|
||||
* directly to the metadata types
|
||||
*/
|
||||
#define INIT_VGMSTREAM_FCNS 35
|
||||
#define INIT_VGMSTREAM_FCNS 36
|
||||
VGMSTREAM * (*init_vgmstream_fcns[INIT_VGMSTREAM_FCNS])(STREAMFILE *streamFile) = {
|
||||
init_vgmstream_adx, /* 0 */
|
||||
init_vgmstream_brstm, /* 1 */
|
||||
@ -51,7 +51,8 @@ VGMSTREAM * (*init_vgmstream_fcns[INIT_VGMSTREAM_FCNS])(STREAMFILE *streamFile)
|
||||
init_vgmstream_ps2_pnb, /* 31 */
|
||||
init_vgmstream_xbox_wavm, /* 32 */
|
||||
init_vgmstream_xbox_xwav, /* 33 */
|
||||
init_vgmstream_ngc_str /* 34 */
|
||||
init_vgmstream_ngc_str, /* 34 */
|
||||
init_vgmstream_ea /* 35 */
|
||||
};
|
||||
|
||||
/* internal version with all parameters */
|
||||
@ -227,6 +228,7 @@ void render_vgmstream(sample * buffer, int32_t sample_count, VGMSTREAM * vgmstre
|
||||
case layout_halpst_blocked:
|
||||
case layout_xa_blocked:
|
||||
case layout_xbox_blocked:
|
||||
case layout_ea_blocked:
|
||||
render_vgmstream_blocked(buffer,sample_count,vgmstream);
|
||||
break;
|
||||
}
|
||||
@ -255,6 +257,8 @@ int get_vgmstream_samples_per_frame(VGMSTREAM * vgmstream) {
|
||||
return 28;
|
||||
case coding_XBOX:
|
||||
return 64;
|
||||
case coding_EAXA:
|
||||
return 28;
|
||||
default:
|
||||
return 0;
|
||||
}
|
||||
@ -294,6 +298,8 @@ int get_vgmstream_frame_size(VGMSTREAM * vgmstream) {
|
||||
return 14*vgmstream->channels;
|
||||
case coding_XBOX:
|
||||
return 64+(4*vgmstream->channels);
|
||||
case coding_EAXA:
|
||||
return 1; // the frame is variant in size
|
||||
default:
|
||||
return 0;
|
||||
}
|
||||
@ -397,6 +403,13 @@ void decode_vgmstream(VGMSTREAM * vgmstream, int samples_written, int samples_to
|
||||
samples_to_do);
|
||||
}
|
||||
break;
|
||||
case coding_EAXA:
|
||||
for (chan=0;chan<vgmstream->channels;chan++) {
|
||||
decode_eaxa(&vgmstream->ch[chan],buffer+samples_written*vgmstream->channels+chan,
|
||||
vgmstream->channels,vgmstream->samples_into_block,
|
||||
samples_to_do,chan);
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
@ -560,6 +573,9 @@ void describe_vgmstream(VGMSTREAM * vgmstream, char * desc, int length) {
|
||||
break;
|
||||
case coding_XBOX:
|
||||
snprintf(temp,TEMPSIZE,"XBOX 4-bit IMA ADPCM");
|
||||
break;
|
||||
case coding_EAXA:
|
||||
snprintf(temp,TEMPSIZE,"Electronic Arts XA Based 4-bit ADPCM");
|
||||
break;
|
||||
default:
|
||||
snprintf(temp,TEMPSIZE,"CANNOT DECODE");
|
||||
@ -593,6 +609,9 @@ void describe_vgmstream(VGMSTREAM * vgmstream, char * desc, int length) {
|
||||
break;
|
||||
case layout_xbox_blocked:
|
||||
snprintf(temp,TEMPSIZE,"XBOX blocked");
|
||||
break;
|
||||
case layout_ea_blocked:
|
||||
snprintf(temp,TEMPSIZE,"Electronic Arts Audio Blocks");
|
||||
break;
|
||||
default:
|
||||
snprintf(temp,TEMPSIZE,"INCONCEIVABLE");
|
||||
@ -752,6 +771,15 @@ void describe_vgmstream(VGMSTREAM * vgmstream, char * desc, int length) {
|
||||
break;
|
||||
case meta_DSP_STR:
|
||||
snprintf(temp,TEMPSIZE,"assumed Conan Gamecube STR File by .str extension");
|
||||
break;
|
||||
case meta_EAXA_R2:
|
||||
snprintf(temp,TEMPSIZE,"Electronic Arts XA R2");
|
||||
break;
|
||||
case meta_EAXA_R3:
|
||||
snprintf(temp,TEMPSIZE,"Electronic Arts XA R3");
|
||||
break;
|
||||
case meta_EAXA_PSX:
|
||||
snprintf(temp,TEMPSIZE,"Electronic Arts With PSX ADPCM");
|
||||
break;
|
||||
default:
|
||||
snprintf(temp,TEMPSIZE,"THEY SHOULD HAVE SENT A POET");
|
||||
|
@ -25,6 +25,7 @@ typedef enum {
|
||||
coding_PSX, /* PSX & PS2 ADPCM */
|
||||
coding_XA, /* PSX CD-XA */
|
||||
coding_XBOX, /* XBOX IMA */
|
||||
coding_EAXA, /* EA/XA ADPCM */
|
||||
} coding_t;
|
||||
|
||||
/* The layout type specifies how the sound data is laid out in the file */
|
||||
@ -42,6 +43,7 @@ typedef enum {
|
||||
layout_halpst_blocked, /* blocks with HALPST-format header */
|
||||
layout_xa_blocked,
|
||||
layout_xbox_blocked,
|
||||
layout_ea_blocked,
|
||||
#if 0
|
||||
layout_strm_blocked, /* */
|
||||
#endif
|
||||
@ -106,6 +108,10 @@ typedef enum {
|
||||
meta_XBOX_WAVM, /* XBOX WAVM File */
|
||||
meta_XBOX_RIFF, /* XBOX RIFF/WAVE File */
|
||||
|
||||
meta_EAXA_R2, /* EA XA Release 2 */
|
||||
meta_EAXA_R3, /* EA XA Release 3 */
|
||||
meta_EAXA_PSX, /* EA with PSX ADPCM */
|
||||
|
||||
meta_RAW, /* RAW PCM file */
|
||||
|
||||
} meta_t;
|
||||
@ -183,6 +189,11 @@ typedef struct {
|
||||
uint8_t xa_channel; /* Selected XA Channel */
|
||||
int32_t xa_sector_length; /* XA block */
|
||||
|
||||
uint8_t ea_big_endian; /* Big Endian ? */
|
||||
uint8_t ea_compression_type;
|
||||
uint8_t ea_compression_version;
|
||||
uint8_t ea_platform;
|
||||
|
||||
void * start_vgmstream; /* a copy of the VGMSTREAM as it was at the beginning of the stream */
|
||||
} VGMSTREAM;
|
||||
|
||||
|
@ -71,7 +71,7 @@ int decode_pos_samples = 0;
|
||||
int stream_length_samples = 0;
|
||||
int fade_samples = 0;
|
||||
|
||||
#define EXTENSION_LIST_SIZE 1024
|
||||
#define EXTENSION_LIST_SIZE 2048
|
||||
char working_extension_list[EXTENSION_LIST_SIZE] = {0};
|
||||
char * extension_list[] = {
|
||||
"adx\0ADX Audio File (*.ADX)\0",
|
||||
@ -108,7 +108,10 @@ char * extension_list[] = {
|
||||
"pnb\0PNB Audio File (*.PNB)\0",
|
||||
"wavm\0WAVM Audio File (*.WAVM)\0",
|
||||
"xwav\0XWAV Audio File (*.XWAV)\0",
|
||||
"wp2\0WP2 Audio File (*.WP2)\0"
|
||||
"wp2\0WP2 Audio File (*.WP2)\0",
|
||||
"sng\0SNG Audio File (*.SNG)\0",
|
||||
"asf\0ASF Audio File (*.ASF)\0",
|
||||
"eam\0EAM Audio File (*.EAM)\0"
|
||||
};
|
||||
|
||||
void about(HWND hwndParent) {
|
||||
|
Loading…
Reference in New Issue
Block a user