diff options
Diffstat (limited to 'third_party/libwebrtc/api/video_codecs/vp8_frame_config.cc')
-rw-r--r-- | third_party/libwebrtc/api/video_codecs/vp8_frame_config.cc | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/third_party/libwebrtc/api/video_codecs/vp8_frame_config.cc b/third_party/libwebrtc/api/video_codecs/vp8_frame_config.cc new file mode 100644 index 0000000000..05e1911bb7 --- /dev/null +++ b/third_party/libwebrtc/api/video_codecs/vp8_frame_config.cc @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2019 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 "api/video_codecs/vp8_frame_config.h" + +#include "modules/video_coding/codecs/interface/common_constants.h" +#include "rtc_base/checks.h" + +namespace webrtc { + +Vp8FrameConfig::Vp8FrameConfig() : Vp8FrameConfig(kNone, kNone, kNone, false) {} + +Vp8FrameConfig::Vp8FrameConfig(BufferFlags last, + BufferFlags golden, + BufferFlags arf) + : Vp8FrameConfig(last, golden, arf, false) {} + +Vp8FrameConfig::Vp8FrameConfig(BufferFlags last, + BufferFlags golden, + BufferFlags arf, + FreezeEntropy) + : Vp8FrameConfig(last, golden, arf, true) {} + +Vp8FrameConfig::Vp8FrameConfig(BufferFlags last, + BufferFlags golden, + BufferFlags arf, + bool freeze_entropy) + : drop_frame(last == BufferFlags::kNone && golden == BufferFlags::kNone && + arf == BufferFlags::kNone), + last_buffer_flags(last), + golden_buffer_flags(golden), + arf_buffer_flags(arf), + encoder_layer_id(0), + packetizer_temporal_idx(kNoTemporalIdx), + layer_sync(false), + freeze_entropy(freeze_entropy), + first_reference(Vp8BufferReference::kNone), + second_reference(Vp8BufferReference::kNone), + retransmission_allowed(true) {} + +bool Vp8FrameConfig::References(Buffer buffer) const { + switch (buffer) { + case Buffer::kLast: + return (last_buffer_flags & kReference) != 0; + case Buffer::kGolden: + return (golden_buffer_flags & kReference) != 0; + case Buffer::kArf: + return (arf_buffer_flags & kReference) != 0; + case Buffer::kCount: + break; + } + RTC_DCHECK_NOTREACHED(); + return false; +} + +bool Vp8FrameConfig::Updates(Buffer buffer) const { + switch (buffer) { + case Buffer::kLast: + return (last_buffer_flags & kUpdate) != 0; + case Buffer::kGolden: + return (golden_buffer_flags & kUpdate) != 0; + case Buffer::kArf: + return (arf_buffer_flags & kUpdate) != 0; + case Buffer::kCount: + break; + } + RTC_DCHECK_NOTREACHED(); + return false; +} + +} // namespace webrtc |