metaforce/Runtime/Graphics/CMoviePlayer.cpp

723 lines
25 KiB
C++

#include "CMoviePlayer.hpp"
#include "boo/graphicsdev/GLSLMacros.hpp"
#include "specter/View.hpp"
#include "CGraphics.hpp"
#include "Audio/g721.h"
#include "amuse/DSPCodec.hpp"
#include "CDvdRequest.hpp"
#include "hecl/Pipeline.hpp"
#include <turbojpeg.h>
namespace urde
{
/* used in the original to look up fixed-point dividends on a
* MIDI-style volume scale (0-127) -> (n/0x8000) */
static const u16 StaticVolumeLookup[] =
{
0x0000, 0x0002, 0x0008, 0x0012, 0x0020, 0x0032, 0x0049, 0x0063,
0x0082, 0x00A4, 0x00CB, 0x00F5, 0x0124, 0x0157, 0x018E, 0x01C9,
0x0208, 0x024B, 0x0292, 0x02DD, 0x032C, 0x037F, 0x03D7, 0x0432,
0x0492, 0x04F5, 0x055D, 0x05C9, 0x0638, 0x06AC, 0x0724, 0x07A0,
0x0820, 0x08A4, 0x092C, 0x09B8, 0x0A48, 0x0ADD, 0x0B75, 0x0C12,
0x0CB2, 0x0D57, 0x0DFF, 0x0EAC, 0x0F5D, 0x1012, 0x10CA, 0x1187,
0x1248, 0x130D, 0x13D7, 0x14A4, 0x1575, 0x164A, 0x1724, 0x1801,
0x18E3, 0x19C8, 0x1AB2, 0x1BA0, 0x1C91, 0x1D87, 0x1E81, 0x1F7F,
0x2081, 0x2187, 0x2291, 0x239F, 0x24B2, 0x25C8, 0x26E2, 0x2801,
0x2923, 0x2A4A, 0x2B75, 0x2CA3, 0x2DD6, 0x2F0D, 0x3048, 0x3187,
0x32CA, 0x3411, 0x355C, 0x36AB, 0x37FF, 0x3956, 0x3AB1, 0x3C11,
0x3D74, 0x3EDC, 0x4048, 0x41B7, 0x432B, 0x44A3, 0x461F, 0x479F,
0x4923, 0x4AAB, 0x4C37, 0x4DC7, 0x4F5C, 0x50F4, 0x5290, 0x5431,
0x55D6, 0x577E, 0x592B, 0x5ADC, 0x5C90, 0x5E49, 0x6006, 0x61C7,
0x638C, 0x6555, 0x6722, 0x68F4, 0x6AC9, 0x6CA2, 0x6E80, 0x7061,
0x7247, 0x7430, 0x761E, 0x7810, 0x7A06, 0x7C00, 0x7DFE, 0x8000
};
/* shared boo resources */
static boo::ObjToken<boo::IShaderPipeline> YUVShaderPipeline;
static tjhandle TjHandle = nullptr;
/* RSF audio state */
static const u8* StaticAudio = nullptr;
static u32 StaticAudioSize = 0;
static u32 StaticAudioOffset = 0;
static u16 StaticVolumeAtten = 0x50F4;
static u32 StaticLoopBegin = 0;
static u32 StaticLoopEnd = 0;
static g72x_state StaticStateLeft = {};
static g72x_state StaticStateRight = {};
/* THP SFX audio */
static float SfxVolume = 1.f;
static const char* BlockNames[] = {"SpecterViewBlock"};
static const char* TexNames[] = {"texY", "texU", "texV"};
void CMoviePlayer::Initialize()
{
YUVShaderPipeline = hecl::conv->convert(Shader_CMoviePlayerShader{});
TjHandle = tjInitDecompress();
}
void CMoviePlayer::Shutdown()
{
YUVShaderPipeline.reset();
tjDestroy(TjHandle);
}
void CMoviePlayer::THPHeader::swapBig()
{
magic = hecl::SBig(magic);
version = hecl::SBig(version);
maxBufferSize = hecl::SBig(maxBufferSize);
maxAudioSamples = hecl::SBig(maxAudioSamples);
fps = hecl::SBig(fps);
numFrames = hecl::SBig(numFrames);
firstFrameSize = hecl::SBig(firstFrameSize);
dataSize = hecl::SBig(dataSize);
componentDataOffset = hecl::SBig(componentDataOffset);
offsetsDataOffset = hecl::SBig(offsetsDataOffset);
firstFrameOffset = hecl::SBig(firstFrameOffset);
lastFrameOffset = hecl::SBig(lastFrameOffset);
}
void CMoviePlayer::THPComponents::swapBig()
{
numComponents = hecl::SBig(numComponents);
}
void CMoviePlayer::THPVideoInfo::swapBig()
{
width = hecl::SBig(width);
height = hecl::SBig(height);
}
void CMoviePlayer::THPAudioInfo::swapBig()
{
numChannels = hecl::SBig(numChannels);
sampleRate = hecl::SBig(sampleRate);
numSamples = hecl::SBig(numSamples);
}
void CMoviePlayer::THPFrameHeader::swapBig()
{
nextSize = hecl::SBig(nextSize);
prevSize = hecl::SBig(prevSize);
imageSize = hecl::SBig(imageSize);
audioSize = hecl::SBig(audioSize);
}
void CMoviePlayer::THPAudioFrameHeader::swapBig()
{
channelSize = hecl::SBig(channelSize);
numSamples = hecl::SBig(numSamples);
for (int i=0 ; i<2 ; ++i)
{
for (int j=0 ; j<8 ; ++j)
{
channelCoefs[i][j][0] = hecl::SBig(channelCoefs[i][j][0]);
channelCoefs[i][j][1] = hecl::SBig(channelCoefs[i][j][1]);
}
channelPrevs[i][0] = hecl::SBig(channelPrevs[i][0]);
channelPrevs[i][1] = hecl::SBig(channelPrevs[i][1]);
}
}
/* Slightly modified from THPAudioDecode present in SDK; always interleaves */
u32 CMoviePlayer::THPAudioDecode(s16* buffer, const u8* audioFrame, bool stereo)
{
THPAudioFrameHeader header = *((const THPAudioFrameHeader*)audioFrame);
header.swapBig();
audioFrame += sizeof(THPAudioFrameHeader);
if (stereo)
{
for (int i=0 ; i<2 ; ++i)
{
unsigned samples = header.numSamples;
s16* bufferCur = buffer+i;
int16_t prev1 = header.channelPrevs[i][0];
int16_t prev2 = header.channelPrevs[i][1];
for (int f=0 ; f<(header.numSamples + 13) / 14 ; ++f)
{
DSPDecompressFrameStereoStride(bufferCur, audioFrame,
header.channelCoefs[i], &prev1, &prev2, samples);
samples -= 14;
bufferCur += 28;
audioFrame += 8;
}
}
}
else
{
unsigned samples = header.numSamples;
s16* bufferCur = buffer;
int16_t prev1 = header.channelPrevs[0][0];
int16_t prev2 = header.channelPrevs[0][1];
for (int f=0 ; f<(header.numSamples + 13) / 14 ; ++f)
{
DSPDecompressFrameStereoDupe(bufferCur, audioFrame,
header.channelCoefs[0], &prev1, &prev2, samples);
samples -= 14;
bufferCur += 28;
audioFrame += 8;
}
}
return header.numSamples;
}
CMoviePlayer::CMoviePlayer(const char* path, float preLoadSeconds, bool loop, bool deinterlace)
: CDvdFile(path), xec_preLoadSeconds(preLoadSeconds)
{
xf4_24_loop = loop;
m_deinterlace = deinterlace;
/* Read THP header information */
u8 buf[64];
SyncRead(buf, 64);
memmove(&x28_thpHead, buf, 48);
x28_thpHead.swapBig();
u32 cur = x28_thpHead.componentDataOffset;
SyncSeekRead(buf, 32, ESeekOrigin::Begin, cur);
memmove(&x58_thpComponents, buf, 20);
cur += 20;
x58_thpComponents.swapBig();
for (int i=0 ; i<x58_thpComponents.numComponents ; ++i)
{
switch (x58_thpComponents.comps[i])
{
case THPComponents::Type::Video:
SyncSeekRead(buf, 32, ESeekOrigin::Begin, cur);
memmove(&x6c_videoInfo, buf, 8);
cur += 8;
x6c_videoInfo.swapBig();
break;
case THPComponents::Type::Audio:
SyncSeekRead(buf, 32, ESeekOrigin::Begin, cur);
memmove(&x74_audioInfo, buf, 12);
cur += 12;
x74_audioInfo.swapBig();
xf4_25_hasAudio = true;
break;
default: break;
}
}
/* Initial read state */
xb4_nextReadOff = x28_thpHead.firstFrameOffset;
xb0_nextReadSize = x28_thpHead.firstFrameSize;
xb8_readSizeWrapped = x28_thpHead.firstFrameSize;
xbc_readOffWrapped = x28_thpHead.firstFrameOffset;
xe4_totalSeconds = x28_thpHead.numFrames / x28_thpHead.fps;
if (xec_preLoadSeconds < 0.f)
{
/* Load whole video */
xec_preLoadSeconds = xe4_totalSeconds;
xf0_preLoadFrames = x28_thpHead.numFrames;
}
else if (xec_preLoadSeconds > 0.f)
{
/* Pre-load video portion */
u32 frame = xec_preLoadSeconds * x28_thpHead.fps;
xf0_preLoadFrames = std::min(frame, x28_thpHead.numFrames);
xec_preLoadSeconds = std::min(xe4_totalSeconds, xec_preLoadSeconds);
}
if (xf0_preLoadFrames > 0)
xa0_bufferQueue.reserve(xf0_preLoadFrames);
/* All set for GPU resources */
CGraphics::CommitResources([&](boo::IGraphicsDataFactory::Context& ctx)
{
m_blockBuf = ctx.newDynamicBuffer(boo::BufferUse::Uniform, sizeof(m_viewVertBlock), 1);
m_vertBuf = ctx.newDynamicBuffer(boo::BufferUse::Vertex, sizeof(specter::View::TexShaderVert), 4);
/* Allocate textures here (rather than at decode time) */
x80_textures.reserve(3);
for (int i=0 ; i<3 ; ++i)
{
x80_textures.emplace_back();
CTHPTextureSet& set = x80_textures.back();
if (deinterlace)
{
/* urde addition: this way interlaced THPs don't look horrible */
set.Y[0] = ctx.newDynamicTexture(x6c_videoInfo.width, x6c_videoInfo.height / 2,
boo::TextureFormat::I8, boo::TextureClampMode::Repeat);
set.Y[1] = ctx.newDynamicTexture(x6c_videoInfo.width, x6c_videoInfo.height / 2,
boo::TextureFormat::I8, boo::TextureClampMode::Repeat);
set.U = ctx.newDynamicTexture(x6c_videoInfo.width / 2, x6c_videoInfo.height / 2,
boo::TextureFormat::I8, boo::TextureClampMode::Repeat);
set.V = ctx.newDynamicTexture(x6c_videoInfo.width / 2, x6c_videoInfo.height / 2,
boo::TextureFormat::I8, boo::TextureClampMode::Repeat);
boo::ObjToken<boo::IGraphicsBuffer> bufs[] = {m_blockBuf.get()};
for (int j=0 ; j<2 ; ++j)
{
boo::ObjToken<boo::ITexture> texs[] = {set.Y[j].get(), set.U.get(), set.V.get()};
set.binding[j] = ctx.newShaderDataBinding(YUVShaderPipeline, m_vertBuf.get(),
nullptr, nullptr, 1, bufs, nullptr,
3, texs, nullptr, nullptr);
}
}
else
{
/* normal progressive presentation */
set.Y[0] = ctx.newDynamicTexture(x6c_videoInfo.width, x6c_videoInfo.height,
boo::TextureFormat::I8, boo::TextureClampMode::Repeat);
set.U = ctx.newDynamicTexture(x6c_videoInfo.width / 2, x6c_videoInfo.height / 2,
boo::TextureFormat::I8, boo::TextureClampMode::Repeat);
set.V = ctx.newDynamicTexture(x6c_videoInfo.width / 2, x6c_videoInfo.height / 2,
boo::TextureFormat::I8, boo::TextureClampMode::Repeat);
boo::ObjToken<boo::IGraphicsBuffer> bufs[] = {m_blockBuf.get()};
boo::ObjToken<boo::ITexture> texs[] = {set.Y[0].get(), set.U.get(), set.V.get()};
set.binding[0] = ctx.newShaderDataBinding(YUVShaderPipeline, m_vertBuf.get(),
nullptr, nullptr, 1, bufs, nullptr,
3, texs, nullptr, nullptr);
}
if (xf4_25_hasAudio)
set.audioBuf.reset(new s16[x28_thpHead.maxAudioSamples * 2]);
}
return true;
} BooTrace);
/* Temporary planar YUV decode buffer, resulting planes copied to Boo */
m_yuvBuf.reset(new uint8_t[tjBufSizeYUV(x6c_videoInfo.width, x6c_videoInfo.height, TJ_420)]);
/* Schedule initial read */
PostDVDReadRequestIfNeeded();
m_frame[0].m_uv = {0.f, 0.f};
m_frame[1].m_uv = {0.f, 1.f};
m_frame[2].m_uv = {1.f, 0.f};
m_frame[3].m_uv = {1.f, 1.f};
SetFrame({-0.5f, 0.5f, 0.f}, {-0.5f, -0.5f, 0.f}, {0.5f, -0.5f, 0.f}, {0.5f, 0.5f, 0.f});
m_blockBuf->load(&m_viewVertBlock, sizeof(m_viewVertBlock));
}
void CMoviePlayer::SetStaticAudioVolume(int vol)
{
StaticVolumeAtten = StaticVolumeLookup[std::max(0, std::min(127, vol))];
}
void CMoviePlayer::SetStaticAudio(const void* data, u32 size, u32 loopBegin, u32 loopEnd)
{
StaticAudio = reinterpret_cast<const u8*>(data);
StaticAudioSize = size;
StaticLoopBegin = loopBegin;
StaticLoopEnd = loopEnd;
StaticAudioOffset = 0;
g72x_init_state(&StaticStateLeft);
g72x_init_state(&StaticStateRight);
}
void CMoviePlayer::SetSfxVolume(u8 volume)
{
SfxVolume = std::min(volume, u8(127)) / 127.f;
}
void CMoviePlayer::MixAudio(s16* out, const s16* in, u32 samples)
{
/* No audio frames ready */
if (xd4_audioSlot == -1)
{
if (in)
memmove(out, in, samples * 4);
else
memset(out, 0, samples * 4);
return;
}
while (samples)
{
CTHPTextureSet* tex = &x80_textures[xd4_audioSlot];
u32 thisSamples = std::min(tex->audioSamples - tex->playedSamples, samples);
if (!thisSamples)
{
/* Advance frame */
++xd4_audioSlot;
if (xd4_audioSlot >= x80_textures.size())
xd4_audioSlot = 0;
tex = &x80_textures[xd4_audioSlot];
thisSamples = std::min(tex->audioSamples - tex->playedSamples, samples);
}
if (thisSamples)
{
/* mix samples with `in` or no mix */
if (in)
{
for (u32 i=0 ; i<thisSamples ; ++i, out += 2, in += 2)
{
out[0] = DSPSampClamp(in[0] +
s32(tex->audioBuf[(i+tex->playedSamples)*2]) * 0x50F4 / 0x8000 * SfxVolume);
out[1] = DSPSampClamp(in[1] +
s32(tex->audioBuf[(i+tex->playedSamples)*2+1]) * 0x50F4 / 0x8000 * SfxVolume);
}
}
else
{
for (u32 i=0 ; i<thisSamples ; ++i, out += 2)
{
out[0] = DSPSampClamp(
s32(tex->audioBuf[(i+tex->playedSamples)*2]) * 0x50F4 / 0x8000 * SfxVolume);
out[1] = DSPSampClamp(
s32(tex->audioBuf[(i+tex->playedSamples)*2+1]) * 0x50F4 / 0x8000 * SfxVolume);
}
}
tex->playedSamples += thisSamples;
samples -= thisSamples;
}
else
{
/* urde addition: failsafe for buffer overrun */
if (in)
memmove(out, in, samples * 4);
else
memset(out, 0, samples * 4);
//fprintf(stderr, "dropped %d samples\n", samples);
return;
}
}
}
void CMoviePlayer::MixStaticAudio(s16* out, const s16* in, u32 samples)
{
if (!StaticAudio)
return;
while (samples)
{
u32 thisSamples = std::min(StaticLoopEnd - StaticAudioOffset, samples);
const u8* thisOffsetLeft = &StaticAudio[StaticAudioOffset/2];
const u8* thisOffsetRight = &StaticAudio[StaticAudioSize/2 + StaticAudioOffset/2];
/* urde addition: mix samples with `in` or no mix */
if (in)
{
for (u32 i=0 ; i<thisSamples ; i+=2)
{
out[0] = DSPSampClamp(in[0] +
s32(g721_decoder(thisOffsetLeft[0] & 0xf, &StaticStateLeft) * StaticVolumeAtten / 0x8000));
out[1] = DSPSampClamp(in[1] +
s32(g721_decoder(thisOffsetRight[0] & 0xf, &StaticStateRight) * StaticVolumeAtten / 0x8000));
out[2] = DSPSampClamp(in[2] +
s32(g721_decoder(thisOffsetLeft[0] >> 4 & 0xf, &StaticStateLeft) * StaticVolumeAtten / 0x8000));
out[3] = DSPSampClamp(in[3] +
s32(g721_decoder(thisOffsetRight[0] >> 4 & 0xf, &StaticStateRight) * StaticVolumeAtten / 0x8000));
thisOffsetLeft += 1;
thisOffsetRight += 1;
out += 4;
in += 4;
}
}
else
{
for (u32 i=0 ; i<thisSamples ; i+=2)
{
out[0] = DSPSampClamp(
s32(g721_decoder(thisOffsetLeft[0] & 0xf, &StaticStateLeft) * StaticVolumeAtten / 0x8000));
out[1] = DSPSampClamp(
s32(g721_decoder(thisOffsetRight[0] & 0xf, &StaticStateRight) * StaticVolumeAtten / 0x8000));
out[2] = DSPSampClamp(
s32(g721_decoder(thisOffsetLeft[0] >> 4 & 0xf, &StaticStateLeft) * StaticVolumeAtten / 0x8000));
out[3] = DSPSampClamp(
s32(g721_decoder(thisOffsetRight[0] >> 4 & 0xf, &StaticStateRight) * StaticVolumeAtten / 0x8000));
thisOffsetLeft += 1;
thisOffsetRight += 1;
out += 4;
}
}
StaticAudioOffset += thisSamples;
if (StaticAudioOffset == StaticLoopEnd)
StaticAudioOffset = StaticLoopBegin;
samples -= thisSamples;
}
}
void CMoviePlayer::Rewind()
{
if (x98_request)
{
x98_request->PostCancelRequest();
x98_request.reset();
}
xb0_nextReadSize = x28_thpHead.firstFrameSize;
xb4_nextReadOff = x28_thpHead.firstFrameOffset;
xb8_readSizeWrapped = x28_thpHead.firstFrameSize;
xbc_readOffWrapped = x28_thpHead.firstFrameOffset;
xc0_curLoadFrame = 0;
xc4_requestFrameWrapped = 0;
xc8_curFrame = 0;
xcc_decodedTexSlot = 0;
xd0_drawTexSlot = -1;
xd4_audioSlot = -1;
xd8_decodedTexCount = 0;
xdc_frameRem = 0.f;
xe8_curSeconds = 0.f;
}
void CMoviePlayer::SetFrame(const zeus::CVector3f& a, const zeus::CVector3f& b,
const zeus::CVector3f& c, const zeus::CVector3f& d)
{
m_frame[0].m_pos = a;
m_frame[1].m_pos = b;
m_frame[2].m_pos = d;
m_frame[3].m_pos = c;
m_vertBuf->load(m_frame, sizeof(m_frame));
}
void CMoviePlayer::DrawFrame()
{
if (xd0_drawTexSlot == -1)
return;
/* draw appropriate field */
CTHPTextureSet& tex = x80_textures[xd0_drawTexSlot];
CGraphics::SetShaderDataBinding
(tex.binding[m_deinterlace ? (xfc_fieldIndex != 0) : 0]);
CGraphics::DrawArray(0, 4);
/* ensure second field is being displayed by VI to signal advance
* (faked in urde with continuous xor) */
if (!xfc_fieldIndex && CGraphics::g_LastFrameUsedAbove)
xf4_26_fieldFlip = true;
++xfc_fieldIndex;
}
void CMoviePlayer::Update(float dt)
{
if (xc0_curLoadFrame < xf0_preLoadFrames)
{
/* in buffering phase, ensure read data is stored for mem-cache access */
if (x98_request && x98_request->IsComplete())
{
ReadCompleted();
if (xc0_curLoadFrame >= xa0_bufferQueue.size() &&
xc0_curLoadFrame < xf0_preLoadFrames &&
xa0_bufferQueue.size() < x28_thpHead.numFrames)
{
PostDVDReadRequestIfNeeded();
}
}
}
else
{
/* out of buffering phase, skip mem-cache straight to decode */
if (x98_request)
{
bool flag = false;
if (xc4_requestFrameWrapped >= xa0_bufferQueue.size() &&
xc0_curLoadFrame >= xa0_bufferQueue.size())
flag = true;
if (x98_request->IsComplete() && xd8_decodedTexCount < 2 && flag)
{
DecodeFromRead(x90_requestBuf.get());
ReadCompleted();
PostDVDReadRequestIfNeeded();
++xd8_decodedTexCount;
++xc4_requestFrameWrapped;
if (xc4_requestFrameWrapped >= x28_thpHead.numFrames && xf4_24_loop)
xc4_requestFrameWrapped = 0;
}
}
}
/* submit request for additional read to keep stream-consumer happy
* (if buffer slot is available) */
if (!x98_request && xe0_playMode == EPlayMode::Playing &&
xa0_bufferQueue.size() < x28_thpHead.numFrames)
{
PostDVDReadRequestIfNeeded();
}
/* decode frame directly from mem-cache if needed */
if (xd8_decodedTexCount < 2)
{
if (xe0_playMode == EPlayMode::Playing && xc4_requestFrameWrapped < xf0_preLoadFrames)
{
u32 minFrame = std::min(u32(xa0_bufferQueue.size()) - 1, xc4_requestFrameWrapped);
if (minFrame == -1)
return;
std::unique_ptr<uint8_t[]>& frameData = xa0_bufferQueue[minFrame];
DecodeFromRead(frameData.get());
++xd8_decodedTexCount;
++xc4_requestFrameWrapped;
if (xc4_requestFrameWrapped >= x28_thpHead.numFrames && xf4_24_loop)
xc4_requestFrameWrapped = 0;
}
}
/* paused THPs shall not pass */
if (xd8_decodedTexCount <= 0 || xe0_playMode != EPlayMode::Playing)
return;
/* timing update */
xe8_curSeconds += dt;
if (xf4_24_loop)
xe8_curSeconds = std::fmod(xe8_curSeconds, xe4_totalSeconds);
else
xe8_curSeconds = std::min(xe4_totalSeconds, xe8_curSeconds);
/* test remainder threshold, determine if frame needs to be advanced */
float frameDt = 1.f / x28_thpHead.fps;
float rem = xdc_frameRem - dt;
if (rem <= 0.f)
{
if (!xf4_26_fieldFlip)
{
/* second field has drawn, advance consumer-queue to next THP frame */
++xd0_drawTexSlot;
if (xd0_drawTexSlot >= x80_textures.size())
xd0_drawTexSlot = 0;
if (xd4_audioSlot == -1)
xd4_audioSlot = 0;
--xd8_decodedTexCount;
++xc8_curFrame;
if (xc8_curFrame == x28_thpHead.numFrames && xf4_24_loop)
xc8_curFrame = 0;
rem += frameDt;
xfc_fieldIndex = 0;
}
else
{
/* advance timing within second field */
rem += dt;
xf4_26_fieldFlip = false;
}
}
xdc_frameRem = rem;
}
void CMoviePlayer::DecodeFromRead(const void* data)
{
const u8* inptr = (u8*)data;
CTHPTextureSet& tex = x80_textures[xcc_decodedTexSlot];
THPFrameHeader frameHeader = *static_cast<const THPFrameHeader*>(data);
frameHeader.swapBig();
inptr += 8 + x58_thpComponents.numComponents * 4;
for (int i=0 ; i<x58_thpComponents.numComponents ; ++i)
{
switch (x58_thpComponents.comps[i])
{
case THPComponents::Type::Video:
{
tjDecompressToYUV(TjHandle, (u8*)inptr, frameHeader.imageSize, m_yuvBuf.get(), 0);
inptr += frameHeader.imageSize;
uintptr_t planeSize = x6c_videoInfo.width * x6c_videoInfo.height;
uintptr_t planeSizeHalf = planeSize / 2;
uintptr_t planeSizeQuarter = planeSizeHalf / 2;
if (m_deinterlace)
{
/* Deinterlace into 2 discrete 60-fps half-res textures */
u8* mappedData = (u8*)tex.Y[0]->map(planeSizeHalf);
for (unsigned y=0 ; y<x6c_videoInfo.height/2 ; ++y)
{
memmove(mappedData + x6c_videoInfo.width*y,
m_yuvBuf.get() + x6c_videoInfo.width*(y*2),
x6c_videoInfo.width);
}
tex.Y[0]->unmap();
mappedData = (u8*)tex.Y[1]->map(planeSizeHalf);
for (unsigned y=0 ; y<x6c_videoInfo.height/2 ; ++y)
{
memmove(mappedData + x6c_videoInfo.width*y,
m_yuvBuf.get() + x6c_videoInfo.width*(y*2+1),
x6c_videoInfo.width);
}
tex.Y[1]->unmap();
tex.U->load(m_yuvBuf.get() + planeSize, planeSizeQuarter);
tex.V->load(m_yuvBuf.get() + planeSize + planeSizeQuarter, planeSizeQuarter);
}
else
{
/* Direct planar load */
tex.Y[0]->load(m_yuvBuf.get(), planeSize);
tex.U->load(m_yuvBuf.get() + planeSize, planeSizeQuarter);
tex.V->load(m_yuvBuf.get() + planeSize + planeSizeQuarter, planeSizeQuarter);
}
break;
}
case THPComponents::Type::Audio:
memset(tex.audioBuf.get(), 0, x28_thpHead.maxAudioSamples * 4);
tex.audioSamples = THPAudioDecode(tex.audioBuf.get(), (u8*)inptr, x74_audioInfo.numChannels == 2);
tex.playedSamples = 0;
inptr += frameHeader.audioSize;
break;
default: break;
}
}
/* advance YUV producer-queue slot */
++xcc_decodedTexSlot;
if (xcc_decodedTexSlot == x80_textures.size())
xcc_decodedTexSlot = 0;
}
void CMoviePlayer::ReadCompleted()
{
std::unique_ptr<uint8_t[]> buffer = std::move(x90_requestBuf);
x98_request.reset();
const THPFrameHeader* frameHeader =
reinterpret_cast<const THPFrameHeader*>(buffer.get());
/* transfer request buffer to mem-cache if needed */
if (xc0_curLoadFrame == xa0_bufferQueue.size() && xf0_preLoadFrames > xc0_curLoadFrame)
xa0_bufferQueue.push_back(std::move(buffer));
/* store params of next read operation */
xb4_nextReadOff += xb0_nextReadSize;
xb0_nextReadSize = hecl::SBig(frameHeader->nextSize);
++xc0_curLoadFrame;
if (xc0_curLoadFrame == xf0_preLoadFrames)
{
if (x28_thpHead.numFrames == xc0_curLoadFrame)
{
xb8_readSizeWrapped = x28_thpHead.firstFrameSize;
xbc_readOffWrapped = x28_thpHead.firstFrameOffset;
}
else
{
xb8_readSizeWrapped = xb0_nextReadSize;
xbc_readOffWrapped = xb4_nextReadOff;
}
}
/* handle loop-event read */
if (xc0_curLoadFrame >= x28_thpHead.numFrames && xf4_24_loop)
{
xb4_nextReadOff = xbc_readOffWrapped;
xb0_nextReadSize = xb8_readSizeWrapped;
xc0_curLoadFrame = xf0_preLoadFrames;
}
}
void CMoviePlayer::PostDVDReadRequestIfNeeded()
{
if (xc0_curLoadFrame < x28_thpHead.numFrames)
{
x90_requestBuf.reset(new uint8_t[xb0_nextReadSize]);
x98_request = AsyncSeekRead(x90_requestBuf.get(), xb0_nextReadSize,
ESeekOrigin::Begin, xb4_nextReadOff);
}
}
}