static CSample *LoadSample(const char *name, enum _play_audio_flags_ flag)
{
CSample *sampleWav = LoadWav(name, flag);
if (sampleWav) {
return sampleWav;
}
#ifdef USE_VORBIS
CSample *sampleVorbis = LoadVorbis(name, flag);
if (sampleVorbis) {
return sampleVorbis;
}
#endif
#ifdef USE_MIKMOD
CSample *sampleMikMod = LoadMikMod(name, flag);
if (sampleMikMod) {
return sampleMikMod;
}
#endif
#ifdef USE_FLUIDSYNTH
CSample *sampleFluidSynth = LoadFluidSynth(name, flag);
if (sampleFluidSynth) {
return sampleFluidSynth;
}
#endif
return NULL;
}
SPOggFile::SPOggFile( SPString path )
{
isLoaded = false;
songLength = 0;
this->path = path;
Open(path);
LoadVorbis();
}
/**
** Play a video file.
**
** @param name Filename of movie file.
**
** @return Non-zero if file isn't a supported movie.
*/
int PlayMovie(const std::string &name)
{
OggData data;
CFile f;
SDL_Rect rect;
SDL_Overlay *yuv_overlay;
CSample *sample;
const EventCallback *old_callbacks;
EventCallback callbacks;
unsigned int start_ticks;
int need_data;
int diff;
char buffer[PATH_MAX];
LibraryFileName(name.c_str(), buffer, sizeof(buffer));
if (f.open(buffer, CL_OPEN_READ) == -1) {
fprintf(stderr, "Can't open file `%s'\n", name.c_str());
return -1;
}
memset(&data, 0, sizeof(data));
if (OggInit(&f, &data) || !data.video) {
OggFree(&data);
f.close();
return -1;
}
data.File = &f;
if (data.tinfo.frame_width * 300 / 4 > data.tinfo.frame_height * 100) {
rect.w = Video.Width;
rect.h = Video.Width * data.tinfo.frame_height / data.tinfo.frame_width;
rect.x = 0;
rect.y = (Video.Height - rect.h) / 2;
} else {
rect.w = Video.Height * data.tinfo.frame_width / data.tinfo.frame_height;
rect.h = Video.Height;
rect.x = (Video.Width - rect.w) / 2;
rect.y = 0;
}
yuv_overlay = SDL_CreateYUVOverlay(data.tinfo.frame_width,
data.tinfo.frame_height, SDL_YV12_OVERLAY, TheScreen);
if (yuv_overlay == NULL) {
fprintf(stderr, "SDL_CreateYUVOverlay: %s\n", SDL_GetError());
OggFree(&data);
f.close();
return 0;
}
StopMusic();
if ((sample = LoadVorbis(buffer, PlayAudioStream))) {
if ((sample->Channels != 1 && sample->Channels != 2) ||
sample->SampleSize != 16) {
fprintf(stderr, "Unsupported sound format in movie\n");
delete sample;
SDL_FreeYUVOverlay(yuv_overlay);
OggFree(&data);
f.close();
return 0;
}
PlayMusic(sample);
}
callbacks.ButtonPressed = MovieCallbackButtonPressed;
callbacks.ButtonReleased = MovieCallbackButtonReleased;
callbacks.MouseMoved = MovieCallbackMouseMove;
callbacks.MouseExit = MovieCallbackMouseExit;
callbacks.KeyPressed = MovieCallbackKeyPressed;
callbacks.KeyReleased = MovieCallbackKeyReleased;
callbacks.KeyRepeated = MovieCallbackKeyRepeated;
callbacks.NetworkEvent = NetworkEvent;
old_callbacks = GetCallbacks();
SetCallbacks(&callbacks);
Invalidate();
RealizeVideoMemory();
MovieStop = false;
start_ticks = SDL_GetTicks();
need_data = 1;
while (!MovieStop) {
if (need_data) {
if (TheoraProcessData(&data)) {
break;
}
need_data = 0;
}
diff = SDL_GetTicks() - start_ticks - static_cast<int>(
theora_granule_time(&data.tstate, data.tstate.granulepos) * 1000);
if (diff > 100) {
// too far behind, skip some frames
need_data = 1;
continue;
}
if (diff > 0) {
OutputTheora(&data, yuv_overlay, &rect);
need_data = 1;
}
WaitEventsOneFrame();
}
StopMusic();
SDL_FreeYUVOverlay(yuv_overlay);
OggFree(&data);
f.close();
SetCallbacks(old_callbacks);
return 0;
}
/**
** Play a video file.
**
** @param name Filename of movie file.
**
** @return Non-zero if file isn't a supported movie.
*/
int PlayMovie(const std::string &name)
{
int videoWidth, videoHeight;
#if defined(USE_OPENGL) || defined(USE_GLES)
videoWidth = Video.ViewportWidth;
videoHeight = Video.ViewportHeight;
#else
videoWidth = Video.Width;
videoHeight = Video.Height;
#endif
const std::string filename = LibraryFileName(name.c_str());
CFile f;
if (f.open(filename.c_str(), CL_OPEN_READ) == -1) {
fprintf(stderr, "Can't open file '%s'\n", name.c_str());
return 0;
}
OggData data;
memset(&data, 0, sizeof(data));
if (OggInit(&f, &data) || !data.video) {
OggFree(&data);
f.close();
return -1;
}
data.File = &f;
SDL_Rect rect;
if (data.tinfo.frame_width * 300 / 4 > data.tinfo.frame_height * 100) {
rect.w = videoWidth;
rect.h = videoWidth * data.tinfo.frame_height / data.tinfo.frame_width;
rect.x = 0;
rect.y = (videoHeight - rect.h) / 2;
} else {
rect.w = videoHeight * data.tinfo.frame_width / data.tinfo.frame_height;
rect.h = videoHeight;
rect.x = (videoWidth - rect.w) / 2;
rect.y = 0;
}
#ifdef USE_OPENGL
// When SDL_OPENGL is used, it is not possible to call SDL_CreateYUVOverlay, so turn temporary OpenGL off
// With GLES is all ok
if (UseOpenGL) {
SDL_SetVideoMode(Video.ViewportWidth, Video.ViewportHeight, Video.Depth, SDL_GetVideoSurface()->flags & ~SDL_OPENGL);
}
#endif
SDL_FillRect(SDL_GetVideoSurface(), NULL, 0);
Video.ClearScreen();
SDL_Overlay *yuv_overlay = SDL_CreateYUVOverlay(data.tinfo.frame_width, data.tinfo.frame_height, SDL_YV12_OVERLAY, TheScreen);
if (yuv_overlay == NULL) {
fprintf(stderr, "SDL_CreateYUVOverlay: %s\n", SDL_GetError());
OggFree(&data);
f.close();
return 0;
}
StopMusic();
CSample *sample = LoadVorbis(filename.c_str(), PlayAudioStream);
if (sample) {
if ((sample->Channels != 1 && sample->Channels != 2) || sample->SampleSize != 16) {
fprintf(stderr, "Unsupported sound format in movie\n");
delete sample;
SDL_FreeYUVOverlay(yuv_overlay);
OggFree(&data);
f.close();
return 0;
}
PlayMusic(sample);
}
EventCallback callbacks;
callbacks.ButtonPressed = MovieCallbackButtonPressed;
callbacks.ButtonReleased = MovieCallbackButtonReleased;
callbacks.MouseMoved = MovieCallbackMouseMove;
callbacks.MouseExit = MovieCallbackMouseExit;
callbacks.KeyPressed = MovieCallbackKeyPressed;
callbacks.KeyReleased = MovieCallbackKeyReleased;
callbacks.KeyRepeated = MovieCallbackKeyRepeated;
callbacks.NetworkEvent = NetworkEvent;
const EventCallback *old_callbacks = GetCallbacks();
SetCallbacks(&callbacks);
Invalidate();
RealizeVideoMemory();
MovieStop = false;
const unsigned int start_ticks = SDL_GetTicks();
bool need_data = true;
while (!MovieStop) {
if (need_data) {
if (TheoraProcessData(&data)) {
break;
}
need_data = false;
}
const int diff = SDL_GetTicks() - start_ticks
- static_cast<int>(theora_granule_time(&data.tstate, data.tstate.granulepos) * 1000);
if (diff > 100) {
// too far behind, skip some frames
need_data = true;
continue;
}
if (diff > 0) {
OutputTheora(&data, yuv_overlay, &rect);
need_data = true;
}
WaitEventsOneFrame();
}
StopMusic();
SDL_FreeYUVOverlay(yuv_overlay);
OggFree(&data);
f.close();
#ifdef USE_OPENGL
if (UseOpenGL) {
SDL_SetVideoMode(Video.ViewportWidth, Video.ViewportHeight, Video.Depth, SDL_GetVideoSurface()->flags | SDL_OPENGL);
ReloadOpenGL();
}
#endif
SetCallbacks(old_callbacks);
return 0;
}
