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Add support for HDR with VAAPI using DRM frontend renderer

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This commit is contained in:
Cameron Gutman
2022-01-29 17:14:18 -06:00
parent 9755e31fa2
commit cf089fdfe9
7 changed files with 214 additions and 40 deletions
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66
app/streaming/video/ffmpeg-renderers/vaapi.cpp
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@@ -698,3 +698,69 @@ VAAPIRenderer::freeEGLImages(EGLDisplay dpy, EGLImage images[EGL_MAX_PLANES]) {
}
#endif
#ifdef HAVE_DRM
bool VAAPIRenderer::canExportDrmPrime()
{
// Our DRM renderer requires composed layers
return canExportSurfaceHandle(VA_EXPORT_SURFACE_COMPOSED_LAYERS);
}
bool VAAPIRenderer::mapDrmPrimeFrame(AVFrame* frame, AVDRMFrameDescriptor* drmDescriptor)
{
auto hwFrameCtx = (AVHWFramesContext*)frame->hw_frames_ctx->data;
AVVAAPIDeviceContext* vaDeviceContext = (AVVAAPIDeviceContext*)hwFrameCtx->device_ctx->hwctx;
VASurfaceID vaSurfaceId = (VASurfaceID)(uintptr_t)frame->data[3];
VADRMPRIMESurfaceDescriptor vaDrmPrimeDescriptor;
VAStatus st = vaExportSurfaceHandle(vaDeviceContext->display,
vaSurfaceId,
VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2,
VA_EXPORT_SURFACE_READ_ONLY | VA_EXPORT_SURFACE_COMPOSED_LAYERS,
&vaDrmPrimeDescriptor);
if (st != VA_STATUS_SUCCESS) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"vaExportSurfaceHandle() failed: %d", st);
return false;
}
st = vaSyncSurface(vaDeviceContext->display, vaSurfaceId);
if (st != VA_STATUS_SUCCESS) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"vaSyncSurface() failed: %d", st);
for (uint32_t i = 0; i < vaDrmPrimeDescriptor.num_objects; i++) {
close(vaDrmPrimeDescriptor.objects[i].fd);
}
return false;
}
// Map our VADRMPRIMESurfaceDescriptor to the AVDRMFrameDescriptor our caller wants
drmDescriptor->nb_objects = vaDrmPrimeDescriptor.num_objects;
for (uint32_t i = 0; i < vaDrmPrimeDescriptor.num_objects; i++) {
drmDescriptor->objects[i].fd = vaDrmPrimeDescriptor.objects[i].fd;
drmDescriptor->objects[i].size = vaDrmPrimeDescriptor.objects[i].size;
drmDescriptor->objects[i].format_modifier = vaDrmPrimeDescriptor.objects[i].drm_format_modifier;
}
drmDescriptor->nb_layers = vaDrmPrimeDescriptor.num_layers;
for (uint32_t i = 0; i < vaDrmPrimeDescriptor.num_layers; i++) {
drmDescriptor->layers[i].format = vaDrmPrimeDescriptor.layers[i].drm_format;
drmDescriptor->layers[i].nb_planes = vaDrmPrimeDescriptor.layers[i].num_planes;
for (uint32_t j = 0; j < vaDrmPrimeDescriptor.layers[i].num_planes; j++) {
drmDescriptor->layers[i].planes[j].object_index = vaDrmPrimeDescriptor.layers[i].object_index[j];
drmDescriptor->layers[i].planes[j].offset = vaDrmPrimeDescriptor.layers[i].offset[j];
drmDescriptor->layers[i].planes[j].pitch = vaDrmPrimeDescriptor.layers[i].pitch[j];
}
}
return true;
}
void VAAPIRenderer::unmapDrmPrimeFrame(AVDRMFrameDescriptor* drmDescriptor)
{
for (int i = 0; i < drmDescriptor->nb_objects; i++) {
close(drmDescriptor->objects[i].fd);
}
}
#endif