/* static */
bool DecoderTraits::ShouldHandleMediaType(const char* aMIMEType,
DecoderDoctorDiagnostics* aDiagnostics)
{
if (IsWaveType(nsDependentCString(aMIMEType))) {
// We should not return true for Wave types, since there are some
// Wave codecs actually in use in the wild that we don't support, and
// we should allow those to be handled by plugins or helper apps.
// Furthermore people can play Wave files on most platforms by other
// means.
return false;
}
// If an external plugin which can handle quicktime video is available
// (and not disabled), prefer it over native playback as there several
// codecs found in the wild that we do not handle.
if (nsDependentCString(aMIMEType).EqualsASCII("video/quicktime")) {
RefPtr<nsPluginHost> pluginHost = nsPluginHost::GetInst();
if (pluginHost &&
pluginHost->HavePluginForType(nsDependentCString(aMIMEType))) {
return false;
}
}
return CanHandleMediaType(aMIMEType, false, EmptyString(), aDiagnostics)
!= CANPLAY_NO;
}
/* static */
bool DecoderTraits::ShouldHandleMediaType(const char* aMIMEType,
DecoderDoctorDiagnostics* aDiagnostics)
{
Maybe<MediaContainerType> containerType = MakeMediaContainerType(aMIMEType);
if (!containerType) {
return false;
}
if (WaveDecoder::IsSupportedType(*containerType)) {
// We should not return true for Wave types, since there are some
// Wave codecs actually in use in the wild that we don't support, and
// we should allow those to be handled by plugins or helper apps.
// Furthermore people can play Wave files on most platforms by other
// means.
return false;
}
// If an external plugin which can handle quicktime video is available
// (and not disabled), prefer it over native playback as there several
// codecs found in the wild that we do not handle.
if (containerType->Type() == MEDIAMIMETYPE("video/quicktime")) {
RefPtr<nsPluginHost> pluginHost = nsPluginHost::GetInst();
if (pluginHost &&
pluginHost->HavePluginForType(containerType->Type().AsString())) {
return false;
}
}
return CanHandleMediaType(*containerType, aDiagnostics) != CANPLAY_NO;
}
/* static */
bool DecoderTraits::ShouldHandleMediaType(const char* aMIMEType)
{
if (IsWaveType(nsDependentCString(aMIMEType))) {
// We should not return true for Wave types, since there are some
// Wave codecs actually in use in the wild that we don't support, and
// we should allow those to be handled by plugins or helper apps.
// Furthermore people can play Wave files on most platforms by other
// means.
return false;
}
return CanHandleMediaType(aMIMEType, false, EmptyString()) != CANPLAY_NO;
}
/* static */ bool
MP4Decoder::CanHandleMediaType(const nsAString& aContentType)
{
nsContentTypeParser parser(aContentType);
nsAutoString mimeType;
nsresult rv = parser.GetType(mimeType);
if (NS_FAILED(rv)) {
return false;
}
nsString codecs;
parser.GetParameter("codecs", codecs);
return CanHandleMediaType(NS_ConvertUTF16toUTF8(mimeType), codecs);
}
/* static */
CanPlayStatus
DecoderTraits::CanHandleContainerType(const MediaContainerType& aContainerType,
DecoderDoctorDiagnostics* aDiagnostics)
{
return CanHandleMediaType(aContainerType, aDiagnostics);
}
