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Diffstat (limited to 'engines/cryo/clhnm.cpp')
-rw-r--r--engines/cryo/clhnm.cpp241
1 files changed, 0 insertions, 241 deletions
diff --git a/engines/cryo/clhnm.cpp b/engines/cryo/clhnm.cpp
index 19633ef236..0881126197 100644
--- a/engines/cryo/clhnm.cpp
+++ b/engines/cryo/clhnm.cpp
@@ -27,24 +27,7 @@
namespace Cryo {
static bool safe_palette = false;
-static int16 pred_r = 0, pred_l = 0;
-static bool use_adpcm = false;
-static float hnm_rate = 0.0;
-static float next_frame_time = 0.0;
-static float expected_frame_time = 0.0;
-static float time_drift = 0.0;
static bool use_mono = false;
-static bool use_sound = false;
-static bool use_sound_sync = false;
-static int16 pending_sounds = 0;
-static bool sound_started = false;
-static bool preserve_color0 = false;
-static soundchannel_t *soundChannel_adpcm = nullptr;
-static soundgroup_t *soundGroup_adpcm = nullptr;
-static soundchannel_t *soundChannel = nullptr;
-static soundgroup_t *soundGroup = 0;
-static void (*custom_chunk_handler)(byte *buffer, int size, int16 id, char h6, char h7) = nullptr;
-static int16 decomp_table[256];
void CLHNM_Desentrelace320(byte *frame_buffer, byte *final_buffer, uint16 height);
@@ -189,64 +172,9 @@ void CLHNM_DecompUBA(byte *output, byte *curr_buffer, byte *prev_buffer,
}
}
-void CLHNM_Init() {
- custom_chunk_handler = nullptr;
- preserve_color0 = false;
-}
-
void CLHNM_Done() {
}
-void CLHNM_SetupTimer(float rate) {
- hnm_rate = 100.0 / rate;
-}
-
-void CLHNM_WaitLoop(hnm_t *hnm) {
- expected_frame_time += hnm_rate;
- next_frame_time = expected_frame_time - time_drift;
- if (use_sound_sync && TimerTicks > 1000.0 + next_frame_time)
- use_sound = false;
- while (TimerTicks < next_frame_time) ; // waste time
- time_drift = TimerTicks - next_frame_time;
-}
-
-void CLHNM_SetupSound(int16 numSounds, int16 length, int16 sampleSize, float rate, int16 mode) {
- soundChannel = CLSoundChannel_New(mode);
- soundGroup = CLSoundGroup_New(numSounds, length, sampleSize, rate, mode);
- if (sampleSize == 16)
- CLSoundGroup_Reverse16All(soundGroup);
-}
-
-void CLHNM_SetupSoundADPCM(int16 numSounds, int16 length, int16 sampleSize, float rate, int16 mode) {
- soundChannel_adpcm = CLSoundChannel_New(mode);
- soundGroup_adpcm = CLSoundGroup_New(numSounds, length, sampleSize, rate, mode);
-}
-
-void CLHNM_CloseSound() {
- if (soundChannel) {
- CLSoundChannel_Stop(soundChannel);
- CLSoundChannel_Free(soundChannel);
- soundChannel = nullptr;
- }
- if (soundGroup) {
- CLSoundGroup_Free(soundGroup);
- soundGroup = nullptr;
- }
- if (soundChannel_adpcm) {
- CLSoundChannel_Stop(soundChannel_adpcm);
- CLSoundChannel_Free(soundChannel_adpcm);
- soundChannel = nullptr;
- }
- if (soundGroup_adpcm) {
- CLSoundGroup_Free(soundGroup_adpcm);
- soundGroup = nullptr;
- }
-}
-
-void CLHNM_SetForceZero2Black(bool forceblack) {
- preserve_color0 = forceblack;
-}
-
hnm_t *CLHNM_New(int preload_size) {
hnm_t *hnm = (hnm_t *)malloc(sizeof(*hnm));
@@ -407,31 +335,10 @@ void CLHNM_Desentrelace(hnm_t *hnm) {
}
}
-void CLHNM_FlushPreloadBuffer(hnm_t *hnm) {
-}
-
-soundchannel_t *CLHNM_GetSoundChannel() {
- return soundChannel;
-}
-
void CLHNM_TryRead(hnm_t *hnm, int size) {
hnm->_file->read(hnm->_readBuffer, size);
}
-void CLHNM_ResetInternalTimer() {
- time_drift = 0.0;
- next_frame_time = expected_frame_time = TimerTicks;
-}
-
-void CLHNM_Reset(hnm_t *hnm) {
- hnm->_frameNum = 0;
- hnm->ff_4 = 0;
- hnm->_totalRead = 0;
- sound_started = false;
- pending_sounds = 0;
- CLHNM_ResetInternalTimer();
-}
-
bool CLHNM_LoadFrame(hnm_t *hnm) {
int chunk;
CLHNM_TryRead(hnm, 4);
@@ -450,158 +357,10 @@ bool CLHNM_LoadFrame(hnm_t *hnm) {
return true;
}
-void CLHNM_WantsSound(bool sound) {
- use_sound = sound;
-}
-
-void CLHNM_LoadDecompTable(int16 *buffer) {
- int16 i;
- int16 e;
- for (i = 0; i < 256; i++) {
- e = *buffer++;
- decomp_table[i] = LE16(e);
- }
-}
-
-void CLHNM_DecompADPCM(byte *buffer, int16 *output, int size) {
- int16 l = pred_l;
- int16 r = pred_r;
- size &= ~1;
- while (size--) {
- *output++ = l += decomp_table[*buffer++];
- *output++ = r += decomp_table[*buffer++];
- if (l > 512 || r > 512)
- error("CLHNM_DecompADPCM - Unexpected values");
- }
- pred_l = l;
- pred_r = r;
-}
-
-void CLHNM_SoundInADPCM(bool isAdpcm) {
- use_adpcm = isAdpcm;
-}
-
void CLHNM_SoundMono(bool isMono) {
use_mono = isMono;
}
-bool CLHNM_NextElement(hnm_t *hnm) {
- int sz;
- int16 id;
- char h6, h7;
- int16 i;
- if (hnm->_frameNum == 0) {
- CLHNM_ResetInternalTimer();
- pred_l = pred_r = 0;
- }
- if (hnm->_frameNum == hnm->_header._numbFrame)
- return false;
-
- if (!CLHNM_LoadFrame(hnm))
- return false;
-
- for (;;) {
- sz = PLE32(hnm->_dataPtr) & 0xFFFFFF;
- hnm->_dataPtr += 4;
- id = *(int16 *)hnm->_dataPtr;
- hnm->_dataPtr += 2;
- h6 = *hnm->_dataPtr;
- hnm->_dataPtr += 1;
- h7 = *hnm->_dataPtr;
- hnm->_dataPtr += 1;
- hnm->_chunkId = id;
- switch (id) {
- case BE16('PL'):
- CLHNM_ChangePalette(hnm);
- hnm->_dataPtr += sz - 8;
- break;
- case BE16('IZ'):
- hnm->_frameNum++;
- CLHNM_SelectBuffers(hnm);
- CLHNM_DecompLempelZiv(hnm->_dataPtr + 4, hnm->_newFrameBuffer);
- switch (hnm->_header._width) {
-// case 320: CLBlitter_RawCopy320ASM(hnm->new_frame_buffer, hnm->old_frame_buffer, hnm->header.height); break;
-// case 480: CLBlitter_RawCopy480ASM(hnm->new_frame_buffer, hnm->old_frame_buffer, hnm->header.height); break;
-// case 640: CLBlitter_RawCopy640ASM(hnm->new_frame_buffer, hnm->old_frame_buffer, hnm->header.height); break;
-// default: memcpy(hnm->old_frame_buffer, hnm->new_frame_buffer, hnm->header.width * hnm->header.height);
- default:
- memcpy(hnm->_oldFrameBuffer, hnm->_newFrameBuffer, hnm->_header._bufferSize); //TODO strange buffer size here
- }
- if (!(h6 & 1))
- CLHNM_Desentrelace(hnm);
- else {
-// if(hnm->header.width == 640)
-// CLBlitter_RawCopy640(hnm->new_frame_buffer, hnm->final_buffer, hnm->header.height);
-// else
- memcpy(hnm->finalBuffer, hnm->_newFrameBuffer, hnm->_header._height); //TODO: wrong size?
- }
- if (use_adpcm) {
- if (!sound_started) {
- for (i = 0; i < pending_sounds; i++)
- CLSoundGroup_PlayNextSample(soundGroup_adpcm, soundChannel);
- sound_started = true;
- }
- } else if (!sound_started) {
- for (i = 0; i < pending_sounds; i++)
- CLSoundGroup_PlayNextSample(soundGroup, soundChannel);
- sound_started = true;
- }
-
- return true;
- case BE16('IU'):
- hnm->_frameNum++;
- CLHNM_SelectBuffers(hnm);
- CLHNM_DecompUBA(hnm->_newFrameBuffer, hnm->_newFrameBuffer, hnm->_oldFrameBuffer, hnm->_dataPtr, hnm->_header._width, h6);
- if (!(h6 & 1))
- CLHNM_Desentrelace(hnm);
- else {
-// if(hnm->header.width == 640)
-// CLBlitter_RawCopy640(hnm->new_frame_buffer, hnm->final_buffer, hnm->header.height);
-// else
- memcpy(hnm->finalBuffer, hnm->_newFrameBuffer, hnm->_header._width * hnm->_header._height);
- }
- return true;
-
- case BE16('sd'):
- case BE16('SD'):
- if (use_sound) {
- if (!h6) {
- int sound_size = sz - 8;
- if (!use_adpcm) {
- CLSoundGroup_SetDatas(soundGroup, hnm->_dataPtr, sound_size - 2, false);
- if (sound_started)
- CLSoundGroup_PlayNextSample(soundGroup, soundChannel);
- else
- pending_sounds++;
- } else {
- int16 *sound_buffer = (int16 *)CLSoundGroup_GetNextBuffer(soundGroup_adpcm);
- if (!pending_sounds) {
- const int kDecompTableSize = 256 * sizeof(int16);
- CLHNM_LoadDecompTable((int16 *)hnm->_dataPtr);
- CLHNM_DecompADPCM(hnm->_dataPtr + kDecompTableSize, sound_buffer, sound_size - kDecompTableSize);
- CLSoundGroup_AssignDatas(soundGroup_adpcm, sound_buffer, (sound_size - kDecompTableSize) * 2, false);
- } else {
- CLHNM_DecompADPCM(hnm->_dataPtr, sound_buffer, sound_size);
- CLSoundGroup_AssignDatas(soundGroup_adpcm, sound_buffer, sound_size * 2, false);
- }
- pending_sounds++;
- if (sound_started)
- CLSoundGroup_PlayNextSample(soundGroup_adpcm, soundChannel);
- }
- } else
- error("CLHNM_NextElement - unexpected flag");
- }
- hnm->_dataPtr += sz - 8;
- break;
- default:
- if (custom_chunk_handler)
- custom_chunk_handler(hnm->_dataPtr, sz - 8, id, h6, h7);
- hnm->_dataPtr += sz - 8;
- }
- }
- return true;
-}
-
void CLHNM_ReadHeader(hnm_t *hnm) {
int32 size = sizeof(hnm->_header);
hnm->_file->read(&hnm->_header, size);
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-14 08:33:53 +0000