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Use internal plugin settings, mixing and seeking in xmplay

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bnnm 2020-07-29 19:35:53 +02:00
parent befdf2ac1b
commit 37056e22d3
1 changed files with 108 additions and 122 deletions
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230
xmplay/xmp_vgmstream.c
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@ -11,8 +11,9 @@
#include <string.h>
#include <ctype.h>
#include "../src/vgmstream.h"
#include "xmpin.h"
#include "../src/vgmstream.h"
#include "../src/plugins.h"
#ifndef VERSION
@ -24,6 +25,8 @@
/* ************************************* */
#define SAMPLE_BUFFER_SIZE 1024
/* XMPlay extension list, only needed to associate extensions in Windows */
/* todo: as of v3.8.2.17, any more than ~1000 will crash XMplay's file list screen (but not using the non-native Winamp plugin...) */
#define EXTENSION_LIST_SIZE 1000 /* (0x2000 * 2) */
@ -39,18 +42,20 @@ char filepath[MAX_PATH];
/* plugin config */
double fade_seconds = 10.0;
double fade_delay_seconds = 0.0;
double fade_delay = 0.0;
double loop_count = 2.0;
int ignore_loop = 0;
int disable_subsongs = 1;
BOOL xmplay_doneloop = 0;
/* plugin state */
VGMSTREAM * vgmstream = NULL;
int framesDone, framesLength;
int stream_length_samples = 0;
int fade_samples = 0;
VGMSTREAM* vgmstream = NULL;
int decode_pos_samples;
int length_samples = 0;
int output_channels;
int current_subsong = 0;
INT16 sample_buffer[SAMPLE_BUFFER_SIZE * VGMSTREAM_MAX_CHANNELS];
//XMPFILE current_file = NULL;
//char current_fn[XMPLAY_MAX_PATH] = {0};
@ -67,39 +72,39 @@ typedef struct _XMPLAY_STREAMFILE {
int internal_xmpfile; /* infile was not supplied externally and can be closed */
} XMPLAY_STREAMFILE;
static STREAMFILE *open_xmplay_streamfile_by_xmpfile(XMPFILE file, const char *path, int internal);
static STREAMFILE* open_xmplay_streamfile_by_xmpfile(XMPFILE file, const char* path, int internal);
static size_t xmpsf_read(XMPLAY_STREAMFILE *this, uint8_t *dest, off_t offset, size_t length) {
static size_t xmpsf_read(XMPLAY_STREAMFILE* sf, uint8_t* dest, off_t offset, size_t length) {
size_t read;
if (this->offset != offset) {
if (xmpffile->Seek(this->infile, offset))
this->offset = offset;
if (sf->offset != offset) {
if (xmpffile->Seek(sf->infile, offset))
sf->offset = offset;
else
this->offset = xmpffile->Tell(this->infile);
sf->offset = xmpffile->Tell(sf->infile);
}
read = xmpffile->Read(this->infile, dest, length);
read = xmpffile->Read(sf->infile, dest, length);
if (read > 0)
this->offset += read;
sf->offset += read;
return read;
}
static off_t xmpsf_get_size(XMPLAY_STREAMFILE *this) {
return xmpffile->GetSize(this->infile);
static off_t xmpsf_get_size(XMPLAY_STREAMFILE* sf) {
return xmpffile->GetSize(sf->infile);
}
static off_t xmpsf_get_offset(XMPLAY_STREAMFILE *this) {
return xmpffile->Tell(this->infile);
static off_t xmpsf_get_offset(XMPLAY_STREAMFILE* sf) {
return xmpffile->Tell(sf->infile);
}
static void xmpsf_get_name(XMPLAY_STREAMFILE *this, char *buffer, size_t length) {
strncpy(buffer, this->name, length);
static void xmpsf_get_name(XMPLAY_STREAMFILE* sf, char* buffer, size_t length) {
strncpy(buffer, sf->name, length);
buffer[length-1] = '\0';
}
static STREAMFILE *xmpsf_open(XMPLAY_STREAMFILE *this, const char *const filename, size_t buffersize) {
static STREAMFILE *xmpsf_open(XMPLAY_STREAMFILE* sf, const char* const filename, size_t buffersize) {
XMPFILE newfile;
if (!filename)
@ -114,55 +119,69 @@ static STREAMFILE *xmpsf_open(XMPLAY_STREAMFILE *this, const char *const filenam
return open_xmplay_streamfile_by_xmpfile(newfile, filename, 1); /* internal XMPFILE */
}
static void xmpsf_close(XMPLAY_STREAMFILE *this) {
static void xmpsf_close(XMPLAY_STREAMFILE* sf) {
/* Close XMPFILE, but only if we opened it (ex. for subfiles inside metas).
* Otherwise must be left open as other parts of XMPlay need it and would crash. */
if (this->internal_xmpfile) {
xmpffile->Close(this->infile);
if (sf->internal_xmpfile) {
xmpffile->Close(sf->infile);
}
free(this);
free(sf);
}
static STREAMFILE *open_xmplay_streamfile_by_xmpfile(XMPFILE infile, const char *path, int internal) {
XMPLAY_STREAMFILE *streamfile = calloc(1,sizeof(XMPLAY_STREAMFILE));
if (!streamfile) return NULL;
static STREAMFILE *open_xmplay_streamfile_by_xmpfile(XMPFILE infile, const char* path, int internal) {
XMPLAY_STREAMFILE* sf = calloc(1, sizeof(XMPLAY_STREAMFILE));
if (!sf) return NULL;
streamfile->sf.read = (void*)xmpsf_read;
streamfile->sf.get_size = (void*)xmpsf_get_size;
streamfile->sf.get_offset = (void*)xmpsf_get_offset;
streamfile->sf.get_name = (void*)xmpsf_get_name;
streamfile->sf.open = (void*)xmpsf_open;
streamfile->sf.close = (void*)xmpsf_close;
streamfile->infile = infile;
streamfile->offset = 0;
strncpy(streamfile->name, path, sizeof(streamfile->name));
sf->sf.read = (void*)xmpsf_read;
sf->sf.get_size = (void*)xmpsf_get_size;
sf->sf.get_offset = (void*)xmpsf_get_offset;
sf->sf.get_name = (void*)xmpsf_get_name;
sf->sf.open = (void*)xmpsf_open;
sf->sf.close = (void*)xmpsf_close;
sf->infile = infile;
sf->offset = 0;
strncpy(sf->name, path, sizeof(sf->name));
streamfile->internal_xmpfile = internal;
sf->internal_xmpfile = internal;
return &streamfile->sf; /* pointer to STREAMFILE start = rest of the custom data follows */
return &sf->sf; /* pointer to STREAMFILE start = rest of the custom data follows */
}
VGMSTREAM *init_vgmstream_xmplay(XMPFILE file, const char *path, int subsong) {
STREAMFILE *streamfile = NULL;
VGMSTREAM *vgmstream = NULL;
VGMSTREAM* init_vgmstream_xmplay(XMPFILE file, const char *path, int subsong) {
STREAMFILE* sf = NULL;
VGMSTREAM* vgmstream = NULL;
streamfile = open_xmplay_streamfile_by_xmpfile(file, path, 0); /* external XMPFILE */
if (!streamfile) return NULL;
sf = open_xmplay_streamfile_by_xmpfile(file, path, 0); /* external XMPFILE */
if (!sf) return NULL;
streamfile->stream_index = subsong;
vgmstream = init_vgmstream_from_STREAMFILE(streamfile);
sf->stream_index = subsong;
vgmstream = init_vgmstream_from_STREAMFILE(sf);
if (!vgmstream) goto fail;
return vgmstream;
fail:
xmpsf_close((XMPLAY_STREAMFILE *)streamfile);
close_streamfile(sf);
return NULL;
}
/* ************************************* */
static void apply_config(VGMSTREAM* vgmstream) {
vgmstream_cfg_t vcfg = {0};
vcfg.allow_play_forever = 0;
//vcfg.play_forever = loop_forever;
vcfg.loop_times = loop_count;
vcfg.fade_period = fade_seconds;
vcfg.fade_delay = fade_delay;
vcfg.ignore_loop = ignore_loop;
vgmstream_apply_config(vgmstream, &vcfg);
}
/* get the tags as an array of "key\0value\0", NULL-terminated */
static char *get_tags(VGMSTREAM * infostream) {
char* tags;
@ -461,10 +480,15 @@ DWORD WINAPI xmplay_GetFileInfo(const char *filename, XMPFILE file, float **leng
if (!infostream)
return 0;
apply_config(infostream);
//vgmstream_mixing_autodownmix(infostream, downmix_channels);
vgmstream_mixing_enable(infostream, 0, NULL, NULL);
if (length && infostream->sample_rate) {
int stream_length_samples = get_vgmstream_play_samples(loop_count, fade_seconds, fade_delay_seconds, infostream);
int length_samples = vgmstream_get_samples(infostream);
float *lens = (float*)xmpfmisc->Alloc(sizeof(float));
lens[0] = (float)stream_length_samples / (float)infostream->sample_rate;
lens[0] = (float)length_samples / (float)infostream->sample_rate;
*length = lens;
}
@ -487,18 +511,21 @@ DWORD WINAPI xmplay_Open(const char *filename, XMPFILE file) {
if (!vgmstream)
return 0;
framesDone = 0;
stream_length_samples = get_vgmstream_play_samples(loop_count, fade_seconds, fade_delay_seconds, vgmstream);
fade_samples = (int)(fade_seconds * vgmstream->sample_rate);
framesLength = stream_length_samples - fade_samples;
apply_config(vgmstream);
//vgmstream_mixing_autodownmix(vgmstream, downmix_channels);
vgmstream_mixing_enable(vgmstream, SAMPLE_BUFFER_SIZE, NULL /*&input_channels*/, &output_channels);
decode_pos_samples = 0;
length_samples = vgmstream_get_samples(vgmstream);
//strncpy(current_fn,filename,XMPLAY_MAX_PATH);
//current_file = file;
//current_subsong = 0;
if (stream_length_samples) {
float length = (float)stream_length_samples / (float)vgmstream->sample_rate;
if (length_samples) {
float length = (float)length_samples / (float)vgmstream->sample_rate;
xmpfin->SetLength(length, TRUE);
}
@ -514,7 +541,7 @@ void WINAPI xmplay_Close() {
/* set the sample format */
void WINAPI xmplay_SetFormat(XMPFORMAT *form) {
form->res = 16 / 8; /* PCM 16 */
form->chan = vgmstream->channels;
form->chan = output_channels;
form->rate = vgmstream->sample_rate;
}
@ -603,8 +630,8 @@ double WINAPI xmplay_GetGranularity() {
/* seek to a position (in granularity units), return new position or -1 = failed */
double WINAPI xmplay_SetPosition(DWORD pos) {
double cpos = (double)framesDone / (double)vgmstream->sample_rate;
double time = pos * xmplay_GetGranularity();
double cpos;
int seek_sample = pos * xmplay_GetGranularity() * vgmstream->sample_rate;
if (pos == XMPIN_POS_AUTOLOOP || pos == XMPIN_POS_LOOP)
xmplay_doneloop = 1;
@ -632,89 +659,48 @@ double WINAPI xmplay_SetPosition(DWORD pos) {
}
#endif
if (time < cpos) {
reset_vgmstream(vgmstream);
cpos = 0.0;
}
seek_vgmstream(vgmstream, seek_sample);
while (cpos < time) {
INT16 buffer[1024];
long max_sample_count = 1024 / vgmstream->channels;
long samples_to_skip = (long)((time - cpos) * vgmstream->sample_rate);
if (samples_to_skip > max_sample_count)
samples_to_skip = max_sample_count;
if (!samples_to_skip)
break;
render_vgmstream(buffer, (int)samples_to_skip, vgmstream);
cpos += (double)samples_to_skip / (double)vgmstream->sample_rate;
}
framesDone = (int32_t)(cpos * vgmstream->sample_rate);
decode_pos_samples = seek_sample;
cpos = (double)decode_pos_samples / vgmstream->sample_rate;
return cpos;
}
/* decode some sample data */
DWORD WINAPI xmplay_Process(float* buf, DWORD bufsize) {
INT16 sample_buffer[1024];
UINT32 i, j, todo, done;
BOOL doLoop = xmpfin->GetLooping();
int32_t i, done, samples_to_do;
BOOL do_loop = xmpfin->GetLooping();
float *sbuf = buf;
UINT32 samplesTodo;
bufsize /= vgmstream->channels;
samplesTodo = doLoop ? bufsize : stream_length_samples - framesDone;
if (samplesTodo > bufsize)
samplesTodo = bufsize;
bufsize /= output_channels;
samples_to_do = do_loop ? bufsize : length_samples - decode_pos_samples;
if (samples_to_do > bufsize)
samples_to_do = bufsize;
/* decode */
done = 0;
while (done < samplesTodo) {
todo = 1024 / vgmstream->channels;
if (todo > samplesTodo - done)
todo = samplesTodo - done;
while (done < samples_to_do) {
int to_do = SAMPLE_BUFFER_SIZE;
if (to_do > samples_to_do - done)
to_do = samples_to_do - done;
render_vgmstream(sample_buffer, todo, vgmstream);
render_vgmstream(sample_buffer, to_do, vgmstream);
for (i = 0, j = todo * vgmstream->channels; i < j; ++i) {
for (i = 0; i < to_do * output_channels; i++) {
*sbuf++ = sample_buffer[i] * 1.0f / 32768.0f;
}
done += todo;
done += to_do;
}
sbuf = buf;
/* fade */
if ((!doLoop || xmplay_doneloop) && vgmstream->loop_flag && framesDone + done > framesLength) {
long fadeStart = (framesLength > framesDone) ? framesLength : framesDone;
long fadeEnd = (framesDone + done) > stream_length_samples ? stream_length_samples : (framesDone + done);
long fadePos;
decode_pos_samples += done;
float fadeScale = (float)(stream_length_samples - fadeStart) / fade_samples;
float fadeStep = 1.0f / fade_samples;
sbuf += (fadeStart - framesDone) * vgmstream->channels;
j = vgmstream->channels;
for (fadePos = fadeStart; fadePos < fadeEnd; ++fadePos) {
for (i = 0; i < j; ++i) {
sbuf[i] = sbuf[i] * fadeScale;
}
sbuf += j;
fadeScale -= fadeStep;
if (fadeScale <= 0.0f)
break;
}
done = (int)(fadePos - framesDone);
}
framesDone += done;
return done * vgmstream->channels;
return done * output_channels;
}
static DWORD WINAPI xmplay_GetSubSongs(float *length) {
@ -740,8 +726,8 @@ static DWORD WINAPI xmplay_GetSubSongs(float *length) {
//}
/* simply use the current length */ //todo just use 0?
stream_length_samples = get_vgmstream_play_samples(loop_count, fade_seconds, fade_delay_seconds, vgmstream);
*length = (float)stream_length_samples / (float)vgmstream->sample_rate;
length_samples = vgmstream_get_samples(vgmstream);
*length = (float)length_samples / (float)vgmstream->sample_rate;
}
return subsong_count;