aiden/video-shader-toys
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16bit processing
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This commit is contained in:
Aiden
2026-05-08 13:27:41 +10:00
parent fb9122ecdc
commit c9fed70a60
30 changed files with 770 additions and 1129 deletions
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21
apps/LoopThroughWithOpenGLCompositing/gl/OpenGLRenderPass.cpp
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@@ -1,7 +1,6 @@
#include "OpenGLRenderPass.h"
#include "GlRenderConstants.h"
#include "VideoFrameTransfer.h"
OpenGLRenderPass::OpenGLRenderPass(OpenGLRenderer& renderer) :
mRenderer(renderer)
@@ -13,22 +12,18 @@ void OpenGLRenderPass::Render(
const std::vector<RuntimeRenderState>& layerStates,
unsigned inputFrameWidth,
unsigned inputFrameHeight,
unsigned captureTextureWidth,
VideoIOPixelFormat inputPixelFormat,
unsigned historyCap,
const TextBindingUpdater& updateTextBinding,
const GlobalParamsUpdater& updateGlobalParams)
{
if (hasInputSource && mRenderer.FastTransferAvailable())
{
// Signal that the capture texture is about to be sampled into the composite framebuffer.
VideoFrameTransfer::beginTextureInUse(VideoFrameTransfer::CPUtoGPU);
}
glDisable(GL_SCISSOR_TEST);
glDisable(GL_BLEND);
glDisable(GL_DEPTH_TEST);
if (hasInputSource)
{
RenderDecodePass(inputFrameWidth, inputFrameHeight);
RenderDecodePass(inputFrameWidth, inputFrameHeight, captureTextureWidth, inputPixelFormat);
}
else
{
@@ -72,12 +67,9 @@ void OpenGLRenderPass::Render(
}
mRenderer.TemporalHistory().PushSourceFramebuffer(mRenderer.DecodeFramebuffer(), inputFrameWidth, inputFrameHeight);
if (hasInputSource && mRenderer.FastTransferAvailable())
VideoFrameTransfer::endTextureInUse(VideoFrameTransfer::CPUtoGPU);
}
void OpenGLRenderPass::RenderDecodePass(unsigned inputFrameWidth, unsigned inputFrameHeight)
void OpenGLRenderPass::RenderDecodePass(unsigned inputFrameWidth, unsigned inputFrameHeight, unsigned captureTextureWidth, VideoIOPixelFormat inputPixelFormat)
{
glBindFramebuffer(GL_FRAMEBUFFER, mRenderer.DecodeFramebuffer());
glViewport(0, 0, inputFrameWidth, inputFrameHeight);
@@ -89,10 +81,13 @@ void OpenGLRenderPass::RenderDecodePass(unsigned inputFrameWidth, unsigned input
const GLint packedResolutionLocation = glGetUniformLocation(mRenderer.DecodeProgram(), "uPackedVideoResolution");
const GLint decodedResolutionLocation = glGetUniformLocation(mRenderer.DecodeProgram(), "uDecodedVideoResolution");
const GLint inputPixelFormatLocation = glGetUniformLocation(mRenderer.DecodeProgram(), "uInputPixelFormat");
if (packedResolutionLocation >= 0)
glUniform2f(packedResolutionLocation, static_cast<float>(inputFrameWidth / 2), static_cast<float>(inputFrameHeight));
glUniform2f(packedResolutionLocation, static_cast<float>(captureTextureWidth), static_cast<float>(inputFrameHeight));
if (decodedResolutionLocation >= 0)
glUniform2f(decodedResolutionLocation, static_cast<float>(inputFrameWidth), static_cast<float>(inputFrameHeight));
if (inputPixelFormatLocation >= 0)
glUniform1i(inputPixelFormatLocation, inputPixelFormat == VideoIOPixelFormat::V210 ? 1 : 0);
glDrawArrays(GL_TRIANGLES, 0, 3);