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Optimize decoder capability checking

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This commit is contained in:
Cameron Gutman 2019-12-14 15:20:44 -08:00
parent af6b8c9b88
commit 88930a9de4
2 changed files with 27 additions and 26 deletions
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40
app/streaming/session.cpp
View File

@ -267,21 +267,26 @@ bool Session::isHardwareDecodeAvailable(SDL_Window* window,
return ret;
}
int Session::getDecoderCapabilities(SDL_Window* window,
StreamingPreferences::VideoDecoderSelection vds,
int videoFormat, int width, int height, int frameRate)
bool Session::populateDecoderProperties(SDL_Window* window)
{
IVideoDecoder* decoder;
if (!chooseDecoder(vds, window, videoFormat, width, height, frameRate, true, false, true, decoder)) {
if (!chooseDecoder(m_Preferences->videoDecoderSelection,
window,
m_StreamConfig.enableHdr ? VIDEO_FORMAT_H265_MAIN10 :
(m_StreamConfig.supportsHevc ? VIDEO_FORMAT_H265 : VIDEO_FORMAT_H264),
m_StreamConfig.width,
m_StreamConfig.height,
m_StreamConfig.fps,
true, false, true, decoder)) {
return false;
}
int caps = decoder->getDecoderCapabilities();
m_VideoCallbacks.capabilities |= decoder->getDecoderCapabilities();
delete decoder;
return caps;
return true;
}
Session::Session(NvComputer* computer, NvApp& app, StreamingPreferences *preferences)
@ -430,15 +435,6 @@ bool Session::initialize()
break;
}
// Add the capability flags from the chosen decoder/renderer
// Requires m_StreamConfig.supportsHevc to be initialized
m_VideoCallbacks.capabilities |= getDecoderCapabilities(testWindow,
m_Preferences->videoDecoderSelection,
m_StreamConfig.supportsHevc ? VIDEO_FORMAT_H265 : VIDEO_FORMAT_H264,
m_StreamConfig.width,
m_StreamConfig.height,
m_StreamConfig.fps);
switch (m_Preferences->windowMode)
{
default:
@ -454,6 +450,12 @@ bool Session::initialize()
// signals for them, if appropriate
bool ret = validateLaunch(testWindow);
if (ret) {
// Populate decoder-dependent properties.
// Must be done after validateLaunch() since m_StreamConfig is finalized.
ret = populateDecoderProperties(testWindow);
}
SDL_DestroyWindow(testWindow);
if (!ret) {
@ -500,13 +502,14 @@ bool Session::validateLaunch(SDL_Window* testWindow)
bool hevcForced = m_Preferences->videoCodecConfig == StreamingPreferences::VCC_FORCE_HEVC ||
m_Preferences->videoCodecConfig == StreamingPreferences::VCC_FORCE_HEVC_HDR;
if (!isHardwareDecodeAvailable(testWindow,
if (m_Preferences->videoDecoderSelection == StreamingPreferences::VDS_AUTO && // Force hardware decoding checked below
m_Preferences->videoCodecConfig != StreamingPreferences::VCC_AUTO && // Already checked in initialize()
!isHardwareDecodeAvailable(testWindow,
m_Preferences->videoDecoderSelection,
VIDEO_FORMAT_H265,
m_StreamConfig.width,
m_StreamConfig.height,
m_StreamConfig.fps) &&
m_Preferences->videoDecoderSelection == StreamingPreferences::VDS_AUTO) {
m_StreamConfig.fps)) {
if (hevcForced) {
emitLaunchWarning("Using software decoding due to your selection to force HEVC without GPU support. This may cause poor streaming performance.");
}
@ -592,6 +595,7 @@ bool Session::validateLaunch(SDL_Window* testWindow)
}
if (m_Preferences->videoDecoderSelection == StreamingPreferences::VDS_FORCE_HARDWARE &&
!m_StreamConfig.enableHdr && // HEVC Main10 was already checked for hardware decode support above
!isHardwareDecodeAvailable(testWindow,
m_Preferences->videoDecoderSelection,
m_StreamConfig.supportsHevc ? VIDEO_FORMAT_H265 : VIDEO_FORMAT_H264,

5
app/streaming/session.h
View File

@ -61,10 +61,7 @@ private:
void emitLaunchWarning(QString text);
static
int getDecoderCapabilities(SDL_Window* window,
StreamingPreferences::VideoDecoderSelection vds,
int videoFormat, int width, int height, int frameRate);
bool populateDecoderProperties(SDL_Window* window);
IAudioRenderer* createAudioRenderer(const POPUS_MULTISTREAM_CONFIGURATION opusConfig);