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https://github.com/ZDoom/raze-gles.git
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- put the movie player in a class so that it can be allocated on the stack.
This commit is contained in:
Christoph Oelckers
parent
966cf5e262
commit
4267b7d5fc
1 changed files with 105 additions and 132 deletions
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@ -30,46 +30,42 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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BEGIN_PS_NS
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enum {
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class LMFPlayer
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{
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enum
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{
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kFramePalette = 0,
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kFrameSound,
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kFrameImage,
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kFrameDone
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};
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};
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#define kSampleRate 22050
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#define kSampleSize 2205
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enum
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{
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kSampleRate = 22050,
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kSampleSize = 2205,
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numAudioBlocks = 20
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};
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uint8_t bankbuf[kSampleRate];
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uint32_t bankptr = 0;
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uint32_t banktail = 0;
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uint8_t lh[32] = { 0 };
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static uint8_t* CurFrame = NULL;
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bool bServedSample = false;
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palette_t moviepal[256];
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const int numAudioBlocks = 20;
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int sfxnum = -1;
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struct AudioData
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{
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int16_t samples[2205 * numAudioBlocks]; // must be a multiple of the stream buffer size
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struct AudioData
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{
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int16_t samples[kSampleSize * numAudioBlocks]; // must be a multiple of the stream buffer size
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int nWrite;
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int nRead;
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};
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};
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SoundStream* stream;
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AudioData audio;
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bool bAudioStarted;
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uint8_t palette[768];
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uint8_t CurFrame[64000];
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SoundHandle shandle;
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SoundStream* stream = nullptr;
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AudioData audio{};
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int ReadFrame(FileReader &fp, uint8_t *palette)
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{
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static int nFrame = 0;
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Printf("Reading frame %d...\n", nFrame);
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int nFrame = 0;
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public:
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int ReadFrame(FileReader& fp)
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{
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nFrame++;
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uint8_t nType;
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@ -81,14 +77,16 @@ int ReadFrame(FileReader &fp, uint8_t *palette)
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while (1)
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{
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if (fp.Read(&nType, sizeof(nType)) == 0) {
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if (fp.Read(&nType, sizeof(nType)) == 0)
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{
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return 0;
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}
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fp.Read(&nSize, sizeof(nSize));
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nType--;
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if (nType > 3) {
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if (nType > 3)
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{
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continue;
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}
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@ -99,18 +97,18 @@ int ReadFrame(FileReader &fp, uint8_t *palette)
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fp.Read(palette, 768);
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fp.Read(&var_1C, sizeof(var_1C));
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for (unsigned i = 0; i < 768;i++)
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for (unsigned i = 0; i < 768; i++)
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palette[i] <<= 2;
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memset(CurFrame, overscanindex, 4); //sizeof(CurFrame));
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memset(CurFrame, 0, 4); //sizeof(CurFrame));
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continue;
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}
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case kFrameSound:
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{
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auto sfxx = soundEngine->GetSounds();
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auto buffer = fp.Read(nSize);
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assert(buffer.Size() == 2205);
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auto wbuffer = audio.samples + audio.nWrite * 2205;
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assert(buffer.Size() == kSampleSize);
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auto wbuffer = audio.samples + audio.nWrite * kSampleSize;
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for (int i = 0; i < 2205; i++)
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{
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wbuffer[i] = (buffer[i] - 128) << 8;
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@ -121,12 +119,12 @@ int ReadFrame(FileReader &fp, uint8_t *palette)
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}
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case kFrameImage:
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{
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//Printf("Reading image block size %d...\n", nSize);
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if (nSize == 0) {
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if (nSize == 0)
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{
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continue;
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}
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uint8_t *pFrame = CurFrame;
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uint8_t* pFrame = CurFrame;
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int nRead = fp.Read(&yOffset, sizeof(yOffset));
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nSize -= nRead;
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@ -158,66 +156,58 @@ int ReadFrame(FileReader &fp, uint8_t *palette)
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}
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}
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}
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}
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#if 0
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static void ServeSample(const char** ptr, uint32_t* length)
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{
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//mutex_lock(&mutex);
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*ptr = (char*)bankbuf + banktail;
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*length = kSampleSize;
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banktail += kSampleSize;
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if (banktail >= kSampleRate) {
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banktail -= kSampleRate; // rotate back to start
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}
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lSoundBytesUsed += kSampleSize;
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bServedSample = true;
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//mutex_unlock(&mutex);
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}
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#endif
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static bool StreamCallbackFunc(SoundStream* stream, void* buff, int len, void* userdata)
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{
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memcpy(buff, &audio.samples[audio.nRead], len);
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audio.nRead += len / 2;
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if (audio.nRead >= countof(audio.samples)) audio.nRead = 0;
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static bool StreamCallbackFunc(SoundStream* stream, void* buff, int len, void* userdata)
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{
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LMFPlayer* pId = (LMFPlayer*)userdata;
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memcpy(buff, &pId->audio.samples[pId->audio.nRead], len);
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pId->audio.nRead += len / 2;
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if (pId->audio.nRead >= countof(pId->audio.samples)) pId->audio.nRead = 0;
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return true;
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}
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}
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void Open(FileReader& fp)
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{
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uint8_t header[32];
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fp.Read(header, sizeof(header));
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audio.nWrite = 5; // play 5 blocks (i.e. half a second) of silence to get ahead of the stream. For this video it isn't necessary to sync it perfectly.
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// start audio playback
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stream = S_CreateCustomStream(kSampleSize * 2, kSampleRate, 1, StreamCallbackFunc, this); // size must be doubled here or dropouts can be heard.
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}
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const uint8_t* GetPalette() const
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{
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return palette;
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}
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const uint8_t* GetFrame() const
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{
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return CurFrame;
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}
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~LMFPlayer()
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{
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S_StopCustomStream(stream);
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}
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};
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void PlayMovie(const char* fileName)
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{
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uint8_t palette[768];
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TArray<uint8_t> f(64000, true);
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CurFrame = f.Data();
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LMFPlayer player;
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// clear keys
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inputState.ClearAllInput();
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int bDoFade = true;
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auto fp = fileSystem.OpenFileReader(fileName);
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if (!fp.isOpen())
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{
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Printf("Unable to open %s\n", fileName);
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return;
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}
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fp.Read(lh, sizeof(lh));
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// sound stuff
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bankptr = 0;
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banktail = 0;
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// clear keys
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inputState.ClearAllInput();
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bAudioStarted = false;
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if (bDoFade) {
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StartFadeIn();
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}
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memset(audio.samples, 0, sizeof(audio.samples));
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audio.nWrite = 5; // play 5 blocks (i.e. half a second) of silence to get ahead of the stream. For this video it isn't necessary to sync it perfectly.
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player.Open(fp);
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double angle = 1536;
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double z = 0;
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@ -227,20 +217,13 @@ void PlayMovie(const char* fileName)
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auto sfxx = soundEngine->GetSounds();
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if (!bAudioStarted)
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{
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// start audio playback
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stream = S_CreateCustomStream(4410, 22050, 1, StreamCallbackFunc, nullptr);
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bAudioStarted = true;
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}
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// Read a frame in first
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if (ReadFrame(fp, palette))
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if (player.ReadFrame(fp))
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{
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int fn = 0;
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int ototalclock = totalclock + 12;
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int lastclock = totalclock;
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while (true)// !inputState.keyBufferWaiting())
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while (!inputState.CheckAllInput())
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{
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HandleAsync();
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@ -258,33 +241,23 @@ void PlayMovie(const char* fileName)
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// I have no idea why this needs double buffering now.
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fn ^= 1;
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animtex.SetFrame(palette, CurFrame);
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animtex.SetFrame(player.GetPalette(), player.GetFrame());
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rotatesprite(160 << 16, 100 << 16, int(z), int(angle+512), -1, 0, 1, RS_AUTO | RS_YFLIP, 0, 0, xdim - 1, ydim - 1, animtex.GetFrame());
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#if 0
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if (bDoFade) {
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bDoFade = DoFadeIn();
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}
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#endif
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videoNextPage();
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if (totalclock >= ototalclock)
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{
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ototalclock += 12;
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if (ReadFrame(fp, palette) == 0) {
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if (player.ReadFrame(fp) == 0) {
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break;
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}
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}
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}
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}
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S_StopCustomStream(stream);
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if (inputState.keyBufferWaiting()) {
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inputState.keyGetChar();
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}
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inputState.ClearAllInput();
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}
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END_PS_NS
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