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Update audio_player_portaudio2.* for PortAudio v19. 

Originally committed to SVN as r2783.
This commit is contained in:
Amar Takhar 2009-04-11 23:16:58 +00:00
parent 23eea68fdd
commit e61d0b77ac
2 changed files with 15 additions and 30 deletions
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34
aegisub/src/audio_player_portaudio2.cpp
View File

@ -45,11 +45,6 @@
#include "audio_provider_manager.h"
#include "utils.h"
#ifdef HAVE_PA_GETSTREAMTIME
#define Pa_StreamTime Pa_GetStreamTime /* PortAudio v19 */
#define PaTimestamp PaTime
#endif
///////////
// Library
@ -94,13 +89,9 @@ PortAudioPlayer::~PortAudioPlayer() {
//////////////////////
// PortAudio callback
#ifndef HAVE_PA_GETSTREAMTIME
int PortAudioPlayer::paCallback(void *inputBuffer, void *outputBuffer, unsigned long framesPerBuffer, PaTimestamp outTime, void *userData) {
#else
int PortAudioPlayer::paCallback(const void *inputBuffer, void *outputBuffer,
unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo *timei,
PaStreamCallbackFlags flags, void *userData) {
#endif
int PortAudioPlayer::paCallback(void *inputBuffer, void *outputBuffer, unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo* timeInfo, PaStreamCallbackFlags statusFlags, void *userData) {
// Get provider
PortAudioPlayer *player = (PortAudioPlayer *) userData;
AudioProvider *provider = player->GetProvider();
@ -135,13 +126,10 @@ int PortAudioPlayer::paCallback(const void *inputBuffer, void *outputBuffer,
// Set play position (and real one)
player->playPos += framesPerBuffer;
#ifndef __APPLE__
player->realPlayPos = (int64_t)(Pa_StreamTime(player->stream) - player->paStart) + player->startPos;
#else
// AudioDeviceGetCurrentTime(), used by Pa_StreamTime() on OS X, is buggered, so use playPos for now
player->realPlayPos = player->playPos;
#endif
const PaStreamInfo* streamInfo = Pa_GetStreamInfo(player->stream);
player->realPlayPos = (timeInfo->outputBufferDacTime * streamInfo->sampleRate) + player->startPos;
// Cap to start if lower
return end;
}
@ -167,7 +155,7 @@ void PortAudioPlayer::Play(int64_t start,int64_t count) {
}
}
playing = true;
paStart = Pa_StreamTime(stream);
paStart = Pa_GetStreamTime(stream);
// Update timer
if (displayTimer && !displayTimer->IsRunning()) displayTimer->Start(15);
@ -195,11 +183,7 @@ void PortAudioPlayer::Stop(bool timerToo) {
// Open stream
void PortAudioPlayer::OpenStream() {
// Open stream
PaError err = Pa_OpenDefaultStream(&stream,0,provider->GetChannels(),paInt16,provider->GetSampleRate(),256,
#ifndef HAVE_PA_GETSTREAMTIME
16, /* Pa v19 doesn't have a numberOfBuffers parameter */
#endif
paCallback,this);
PaError err = Pa_OpenDefaultStream(&stream,0,provider->GetChannels(),paInt16,provider->GetSampleRate(),256,paCallback,this);
if (err != paNoError) {
throw wxString(_T("Failed initializing PortAudio stream with error: ") + wxString(Pa_GetErrorText(err),wxConvLocal));

11
aegisub/src/audio_player_portaudio2.h
View File

@ -47,6 +47,7 @@ extern "C" {
}
////////////////////
// Portaudio player
class PortAudioPlayer : public AudioPlayer {
@ -62,17 +63,17 @@ private:
volatile int64_t startPos;
volatile int64_t endPos;
void *stream;
PaTimestamp paStart;
PaTime paStart;
volatile int64_t realPlayPos;
#ifndef HAVE_PA_GETSTREAMTIME
static int paCallback(void *inputBuffer, void *outputBuffer, unsigned long framesPerBuffer, PaTimestamp outTime, void *userData);
#else
// static int paCallback(void *inputBuffer, void *outputBuffer, unsigned long framesPerBuffer, PaTime outTime, void *userData);
static int paCallback(void *inputBuffer, void *outputBuffer, unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo* timeInfo, PaStreamCallbackFlags statusFlags, void *userData);
/*
static int paCallback(const void *inputBuffer, void *outputBuffer,
unsigned long framesPerBuffer,
const PaStreamCallbackTimeInfo *timei,
PaStreamCallbackFlags flags, void *userData);
#endif
*/
public:
PortAudioPlayer();