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Unified Diff: webrtc/sdk/objc/Framework/Classes/videotoolboxvideocodecfactory.cc

Issue 2890513002: Revert of Split iOS sdk in to separate targets (Closed)
Patch Set: Created 3 years, 7 months ago
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Index: webrtc/sdk/objc/Framework/Classes/videotoolboxvideocodecfactory.cc
diff --git a/webrtc/sdk/objc/Framework/Classes/videotoolboxvideocodecfactory.cc b/webrtc/sdk/objc/Framework/Classes/videotoolboxvideocodecfactory.cc
new file mode 100644
index 0000000000000000000000000000000000000000..6fcb182a6c404a4e36bb4901a32a8b64a1a1bdcc
--- /dev/null
+++ b/webrtc/sdk/objc/Framework/Classes/videotoolboxvideocodecfactory.cc
@@ -0,0 +1,115 @@
+/*
+ * Copyright 2015 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+#include "webrtc/sdk/objc/Framework/Classes/videotoolboxvideocodecfactory.h"
+
+#include "webrtc/base/logging.h"
+#include "webrtc/common_video/h264/profile_level_id.h"
+#include "webrtc/media/base/codec.h"
+#include "webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h"
+#include "webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_encoder.h"
+#include "webrtc/system_wrappers/include/field_trial.h"
+
+namespace webrtc {
+
+namespace {
+const char kHighProfileExperiment[] = "WebRTC-H264HighProfile";
+
+bool IsHighProfileEnabled() {
+ return field_trial::IsEnabled(kHighProfileExperiment);
+}
+}
+
+// VideoToolboxVideoEncoderFactory
+
+VideoToolboxVideoEncoderFactory::VideoToolboxVideoEncoderFactory() {
+}
+
+VideoToolboxVideoEncoderFactory::~VideoToolboxVideoEncoderFactory() {}
+
+VideoEncoder* VideoToolboxVideoEncoderFactory::CreateVideoEncoder(
+ const cricket::VideoCodec& codec) {
+ if (FindMatchingCodec(supported_codecs_, codec)) {
+ LOG(LS_INFO) << "Creating HW encoder for " << codec.name;
+ return new H264VideoToolboxEncoder(codec);
+ }
+ LOG(LS_INFO) << "No HW encoder found for codec " << codec.name;
+ return nullptr;
+}
+
+void VideoToolboxVideoEncoderFactory::DestroyVideoEncoder(
+ VideoEncoder* encoder) {
+ delete encoder;
+ encoder = nullptr;
+}
+
+const std::vector<cricket::VideoCodec>&
+VideoToolboxVideoEncoderFactory::supported_codecs() const {
+ supported_codecs_.clear();
+
+ // TODO(magjed): Enumerate actual level instead of using hardcoded level 3.1.
+ // Level 3.1 is 1280x720@30fps which is enough for now.
+ const H264::Level level = H264::kLevel3_1;
+
+ if (IsHighProfileEnabled()) {
+ cricket::VideoCodec constrained_high(cricket::kH264CodecName);
+ const H264::ProfileLevelId constrained_high_profile(
+ H264::kProfileConstrainedHigh, level);
+ constrained_high.SetParam(
+ cricket::kH264FmtpProfileLevelId,
+ *H264::ProfileLevelIdToString(constrained_high_profile));
+ constrained_high.SetParam(cricket::kH264FmtpLevelAsymmetryAllowed, "1");
+ constrained_high.SetParam(cricket::kH264FmtpPacketizationMode, "1");
+ supported_codecs_.push_back(constrained_high);
+ }
+
+ cricket::VideoCodec constrained_baseline(cricket::kH264CodecName);
+ const H264::ProfileLevelId constrained_baseline_profile(
+ H264::kProfileConstrainedBaseline, level);
+ constrained_baseline.SetParam(
+ cricket::kH264FmtpProfileLevelId,
+ *H264::ProfileLevelIdToString(constrained_baseline_profile));
+ constrained_baseline.SetParam(cricket::kH264FmtpLevelAsymmetryAllowed, "1");
+ constrained_baseline.SetParam(cricket::kH264FmtpPacketizationMode, "1");
+ supported_codecs_.push_back(constrained_baseline);
+
+ return supported_codecs_;
+}
+
+// VideoToolboxVideoDecoderFactory
+
+VideoToolboxVideoDecoderFactory::VideoToolboxVideoDecoderFactory() {
+ supported_codecs_.push_back(cricket::VideoCodec("H264"));
+}
+
+VideoToolboxVideoDecoderFactory::~VideoToolboxVideoDecoderFactory() {}
+
+VideoDecoder* VideoToolboxVideoDecoderFactory::CreateVideoDecoder(
+ VideoCodecType type) {
+ const rtc::Optional<const char*> codec_name = CodecTypeToPayloadName(type);
+ if (!codec_name) {
+ LOG(LS_ERROR) << "Invalid codec type: " << type;
+ return nullptr;
+ }
+ const cricket::VideoCodec codec(*codec_name);
+ if (FindMatchingCodec(supported_codecs_, codec)) {
+ LOG(LS_INFO) << "Creating HW decoder for " << codec.name;
+ return new H264VideoToolboxDecoder();
+ }
+ LOG(LS_INFO) << "No HW decoder found for codec " << codec.name;
+ return nullptr;
+}
+
+void VideoToolboxVideoDecoderFactory::DestroyVideoDecoder(
+ VideoDecoder* decoder) {
+ delete decoder;
+ decoder = nullptr;
+}
+
+} // namespace webrtc

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