contrib/firefox/0025-bmo-1670333-OpenH264-Fix-decoding-if-it-starts-on-no.patch
2022-09-19 22:37:26 +10:00

97 lines
3.3 KiB
Diff

From 0b53fcfa8ee76ccc2d77abb947810f631efaecd9 Mon Sep 17 00:00:00 2001
From: Thomas Deutschmann <whissi@gentoo.org>
Date: Fri, 11 Dec 2020 15:37:38 +0100
Subject: [PATCH 29/30] bmo#1670333: OpenH264: Fix decoding if it starts on non
IDR I-frame
Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>
---
dom/media/mp4/MP4Demuxer.cpp | 8 ++++++++
dom/media/platforms/PDMFactory.cpp | 15 ++++++++++-----
dom/media/platforms/PDMFactory.h | 2 ++
3 files changed, 20 insertions(+), 5 deletions(-)
diff --git a/dom/media/mp4/MP4Demuxer.cpp b/dom/media/mp4/MP4Demuxer.cpp
index 59bba16577..0304e3e89f 100644
--- a/dom/media/mp4/MP4Demuxer.cpp
+++ b/dom/media/mp4/MP4Demuxer.cpp
@@ -31,6 +31,8 @@ mozilla::LogModule* GetDemuxerLog() { return gMediaDemuxerLog; }
DDMOZ_LOG(gMediaDemuxerLog, mozilla::LogLevel::Debug, "::%s: " arg, \
__func__, ##__VA_ARGS__)
+extern bool gUseKeyframeFromContainer;
+
namespace mozilla {
DDLoggedTypeDeclNameAndBase(MP4TrackDemuxer, MediaTrackDemuxer);
@@ -394,6 +396,12 @@ already_AddRefed<MediaRawData> MP4TrackDemuxer::GetNextSample() {
[[fallthrough]];
case H264::FrameType::OTHER: {
bool keyframe = type == H264::FrameType::I_FRAME;
+ if (gUseKeyframeFromContainer) {
+ if (sample->mKeyframe && sample->mKeyframe != keyframe) {
+ sample->mKeyframe = keyframe;
+ }
+ break;
+ }
if (sample->mKeyframe != keyframe) {
NS_WARNING(nsPrintfCString("Frame incorrectly marked as %skeyframe "
"@ pts:%" PRId64 " dur:%" PRId64
diff --git a/dom/media/platforms/PDMFactory.cpp b/dom/media/platforms/PDMFactory.cpp
index 4e377082ae..e778eb9948 100644
--- a/dom/media/platforms/PDMFactory.cpp
+++ b/dom/media/platforms/PDMFactory.cpp
@@ -58,6 +58,8 @@
#include <functional>
+bool gUseKeyframeFromContainer = false;
+
namespace mozilla {
#define PDM_INIT_LOG(msg, ...) \
@@ -536,10 +538,12 @@ void PDMFactory::CreateContentPDMs() {
}
#endif
#ifdef MOZ_FFMPEG
- if (StaticPrefs::media_ffmpeg_enabled() &&
- !CreateAndStartupPDM<FFmpegRuntimeLinker>()) {
- mFailureFlags += GetFailureFlagBasedOnFFmpegStatus(
- FFmpegRuntimeLinker::LinkStatusCode());
+ if (StaticPrefs::media_ffmpeg_enabled()) {
+ mFFmpegUsed = CreateAndStartupPDM<FFmpegRuntimeLinker>();
+ if (!mFFmpegUsed) {
+ mFailureFlags += GetFailureFlagBasedOnFFmpegStatus(
+ FFmpegRuntimeLinker::LinkStatusCode());
+ }
}
#endif
#ifdef MOZ_FFVPX
@@ -556,8 +560,9 @@ void PDMFactory::CreateContentPDMs() {
CreateAndStartupPDM<AgnosticDecoderModule>();
- if (StaticPrefs::media_gmp_decoder_enabled() &&
+ if (StaticPrefs::media_gmp_decoder_enabled() && !mFFmpegUsed &&
!CreateAndStartupPDM<GMPDecoderModule>()) {
+ gUseKeyframeFromContainer = true;
mFailureFlags += DecoderDoctorDiagnostics::Flags::GMPPDMFailedToStartup;
}
}
diff --git a/dom/media/platforms/PDMFactory.h b/dom/media/platforms/PDMFactory.h
index 4fc81c0b37..72f3255b6f 100644
--- a/dom/media/platforms/PDMFactory.h
+++ b/dom/media/platforms/PDMFactory.h
@@ -122,6 +122,8 @@ class PDMFactory final {
DecoderDoctorDiagnostics::FlagsSet mFailureFlags;
+ bool mFFmpegUsed = false;
+
friend class RemoteVideoDecoderParent;
static void EnsureInit();
};
--
2.34.1