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audio: Changed a disk and dummy backends to use _this instead of this.

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This commit is contained in:
Ryan C. Gordon
2021-04-06 18:34:17 -04:00
parent e97cfe4ad1
commit 64853b7378
4 changed files with 28 additions and 28 deletions
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48
src/audio/disk/SDL_diskaudio.c
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@@ -46,19 +46,19 @@
static void
DISKAUDIO_WaitDevice(_THIS)
{
SDL_Delay(this->hidden->io_delay);
SDL_Delay(_this->hidden->io_delay);
}
static void
DISKAUDIO_PlayDevice(_THIS)
{
const size_t written = SDL_RWwrite(this->hidden->io,
this->hidden->mixbuf,
1, this->spec.size);
const size_t written = SDL_RWwrite(_this->hidden->io,
_this->hidden->mixbuf,
1, _this->spec.size);
/* If we couldn't write, assume fatal error for now */
if (written != this->spec.size) {
SDL_OpenedAudioDeviceDisconnected(this);
if (written != _this->spec.size) {
SDL_OpenedAudioDeviceDisconnected(_this);
}
#ifdef DEBUG_AUDIO
fprintf(stderr, "Wrote %d bytes of audio data\n", written);
@@ -68,13 +68,13 @@ DISKAUDIO_PlayDevice(_THIS)
static Uint8 *
DISKAUDIO_GetDeviceBuf(_THIS)
{
return (this->hidden->mixbuf);
return (_this->hidden->mixbuf);
}
static int
DISKAUDIO_CaptureFromDevice(_THIS, void *buffer, int buflen)
{
struct SDL_PrivateAudioData *h = this->hidden;
struct SDL_PrivateAudioData *h = _this->hidden;
const int origbuflen = buflen;
SDL_Delay(h->io_delay);
@@ -90,7 +90,7 @@ DISKAUDIO_CaptureFromDevice(_THIS, void *buffer, int buflen)
}
/* if we ran out of file, just write silence. */
SDL_memset(buffer, this->spec.silence, buflen);
SDL_memset(buffer, _this->spec.silence, buflen);
return origbuflen;
}
@@ -105,11 +105,11 @@ DISKAUDIO_FlushCapture(_THIS)
static void
DISKAUDIO_CloseDevice(_THIS)
{
if (this->hidden->io != NULL) {
SDL_RWclose(this->hidden->io);
if (_this->hidden->io != NULL) {
SDL_RWclose(_this->hidden->io);
}
SDL_free(this->hidden->mixbuf);
SDL_free(this->hidden);
SDL_free(_this->hidden->mixbuf);
SDL_free(_this->hidden);
}
@@ -132,32 +132,32 @@ DISKAUDIO_OpenDevice(_THIS, void *handle, const char *devname, int iscapture)
const char *fname = get_filename(iscapture, handle ? NULL : devname);
const char *envr = SDL_getenv(DISKENVR_IODELAY);
this->hidden = (struct SDL_PrivateAudioData *)
SDL_malloc(sizeof(*this->hidden));
if (this->hidden == NULL) {
_this->hidden = (struct SDL_PrivateAudioData *)
SDL_malloc(sizeof(*_this->hidden));
if (_this->hidden == NULL) {
return SDL_OutOfMemory();
}
SDL_zerop(this->hidden);
SDL_zerop(_this->hidden);
if (envr != NULL) {
this->hidden->io_delay = SDL_atoi(envr);
_this->hidden->io_delay = SDL_atoi(envr);
} else {
this->hidden->io_delay = ((this->spec.samples * 1000) / this->spec.freq);
_this->hidden->io_delay = ((_this->spec.samples * 1000) / _this->spec.freq);
}
/* Open the audio device */
this->hidden->io = SDL_RWFromFile(fname, iscapture ? "rb" : "wb");
if (this->hidden->io == NULL) {
_this->hidden->io = SDL_RWFromFile(fname, iscapture ? "rb" : "wb");
if (_this->hidden->io == NULL) {
return -1;
}
/* Allocate mixing buffer */
if (!iscapture) {
this->hidden->mixbuf = (Uint8 *) SDL_malloc(this->spec.size);
if (this->hidden->mixbuf == NULL) {
_this->hidden->mixbuf = (Uint8 *) SDL_malloc(_this->spec.size);
if (_this->hidden->mixbuf == NULL) {
return SDL_OutOfMemory();
}
SDL_memset(this->hidden->mixbuf, this->spec.silence, this->spec.size);
SDL_memset(_this->hidden->mixbuf, _this->spec.silence, _this->spec.size);
}
SDL_LogCritical(SDL_LOG_CATEGORY_AUDIO,