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Delete generic frame descriptor v1 trait and enum value

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Bug: webrtc:11358
Change-Id: I272a45881f8ef9963b502c6d17edc97e7d9fbc8e
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/173582
Reviewed-by: Markus Handell <handellm@webrtc.org>
Reviewed-by: Sam Zackrisson <saza@webrtc.org>
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#31089}
This commit is contained in:
Danil Chapovalov 2020-04-14 16:11:59 +02:00 committed by Commit Bot
parent efdff53176
commit ec9fc2208e
12 changed files with 85 additions and 292 deletions
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1
modules/rtp_rtcp/include/rtp_rtcp_defines.h
View file

@ -70,7 +70,6 @@ enum RTPExtensionType : int {
kRtpExtensionMid,
kRtpExtensionGenericFrameDescriptor00,
kRtpExtensionGenericFrameDescriptor = kRtpExtensionGenericFrameDescriptor00,
kRtpExtensionGenericFrameDescriptor01,
kRtpExtensionGenericFrameDescriptor02,
kRtpExtensionColorSpace,
kRtpExtensionNumberOfExtensions // Must be the last entity in the enum.

11
modules/rtp_rtcp/source/rtp_generic_frame_descriptor.h
View file

@ -38,15 +38,6 @@ class RtpGenericFrameDescriptor {
bool LastPacketInSubFrame() const { return end_of_subframe_; }
void SetLastPacketInSubFrame(bool last) { end_of_subframe_ = last; }
// Denotes whether the frame is discardable. That is, whether skipping it
// would have no effect on the decodability of subsequent frames.
// An absl::optional is used because version 0 of the extension did not
// support this flag. (The optional aspect is relevant only when parsing.)
// TODO(bugs.webrtc.org/10243): Make this into a plain bool when v00 of
// the extension is deprecated.
absl::optional<bool> Discardable() const { return discardable_; }
void SetDiscardable(bool discardable) { discardable_ = discardable; }
// Properties below undefined if !FirstPacketInSubFrame()
// Valid range for temporal layer: [0, 7]
int TemporalLayer() const;
@ -74,8 +65,6 @@ class RtpGenericFrameDescriptor {
bool beginning_of_subframe_ = false;
bool end_of_subframe_ = false;
absl::optional<bool> discardable_;
uint16_t frame_id_ = 0;
uint8_t spatial_layers_ = 1;
uint8_t temporal_layer_ = 0;

77
modules/rtp_rtcp/source/rtp_generic_frame_descriptor_extension.cc
View file

@ -20,18 +20,16 @@ constexpr uint8_t kFlagEndOfSubframe = 0x40;
// In version 00, the flags F and L in the first byte correspond to
// kFlagFirstSubframeV00 and kFlagLastSubframeV00. In practice, they were
// always set to |true|. In version 01, these flags are deprecated, and we use
// one of their bits for the discardability flag.
// always set to |true|.
constexpr uint8_t kFlagFirstSubframeV00 = 0x20;
constexpr uint8_t kFlagLastSubframeV00 = 0x10;
constexpr uint8_t kFlagDiscardableV01 = 0x10;
constexpr uint8_t kFlagDependencies = 0x08;
constexpr uint8_t kMaskTemporalLayer = 0x07;
constexpr uint8_t kFlagMoreDependencies = 0x01;
constexpr uint8_t kFlageXtendedOffset = 0x02;
} // namespace
// 0 1 2 3 4 5 6 7
// +-+-+-+-+-+-+-+-+
// |B|E|F|L|D| T |
@ -58,9 +56,10 @@ constexpr uint8_t kFlageXtendedOffset = 0x02;
// +---------------+
// | ... |
// +-+-+-+-+-+-+-+-+
constexpr RTPExtensionType RtpGenericFrameDescriptorExtension00::kId;
constexpr char RtpGenericFrameDescriptorExtension00::kUri[];
bool RtpGenericFrameDescriptorExtensionParse(
size_t version,
bool RtpGenericFrameDescriptorExtension00::Parse(
rtc::ArrayView<const uint8_t> data,
RtpGenericFrameDescriptor* descriptor) {
if (data.empty()) {
@ -71,10 +70,6 @@ bool RtpGenericFrameDescriptorExtensionParse(
descriptor->SetFirstPacketInSubFrame(begins_subframe);
descriptor->SetLastPacketInSubFrame((data[0] & kFlagEndOfSubframe) != 0);
if (version >= 1) {
descriptor->SetDiscardable((data[0] & kFlagDiscardableV01) != 0);
}
// Parse Subframe details provided in 1st packet of subframe.
if (!begins_subframe) {
return data.size() == 1;
@ -115,7 +110,7 @@ bool RtpGenericFrameDescriptorExtensionParse(
return true;
}
size_t RtpGenericFrameDescriptorExtensionValueSize(
size_t RtpGenericFrameDescriptorExtension00::ValueSize(
const RtpGenericFrameDescriptor& descriptor) {
if (!descriptor.FirstPacketInSubFrame())
return 1;
@ -132,23 +127,15 @@ size_t RtpGenericFrameDescriptorExtensionValueSize(
return size;
}
bool RtpGenericFrameDescriptorExtensionWrite(
size_t version,
bool RtpGenericFrameDescriptorExtension00::Write(
rtc::ArrayView<uint8_t> data,
const RtpGenericFrameDescriptor& descriptor) {
RTC_CHECK_EQ(data.size(),
RtpGenericFrameDescriptorExtensionValueSize(descriptor));
RTC_CHECK_EQ(data.size(), ValueSize(descriptor));
uint8_t base_header =
(descriptor.FirstPacketInSubFrame() ? kFlagBeginOfSubframe : 0) |
(descriptor.LastPacketInSubFrame() ? kFlagEndOfSubframe : 0);
if (version == 0) {
base_header |= kFlagFirstSubframeV00;
base_header |= kFlagLastSubframeV00;
} else if (version >= 1) {
const absl::optional<bool> discardable = descriptor.Discardable();
base_header |= (discardable.value_or(false) ? kFlagDiscardableV01 : 0);
}
base_header |= kFlagFirstSubframeV00;
base_header |= kFlagLastSubframeV00;
if (!descriptor.FirstPacketInSubFrame()) {
data[0] = base_header;
@ -184,48 +171,4 @@ bool RtpGenericFrameDescriptorExtensionWrite(
return true;
}
} // namespace
constexpr RTPExtensionType RtpGenericFrameDescriptorExtension00::kId;
constexpr char RtpGenericFrameDescriptorExtension00::kUri[];
bool RtpGenericFrameDescriptorExtension00::Parse(
rtc::ArrayView<const uint8_t> data,
RtpGenericFrameDescriptor* descriptor) {
return RtpGenericFrameDescriptorExtensionParse(0, data, descriptor);
}
size_t RtpGenericFrameDescriptorExtension00::ValueSize(
const RtpGenericFrameDescriptor& descriptor) {
// No difference between existing versions.
return RtpGenericFrameDescriptorExtensionValueSize(descriptor);
}
bool RtpGenericFrameDescriptorExtension00::Write(
rtc::ArrayView<uint8_t> data,
const RtpGenericFrameDescriptor& descriptor) {
return RtpGenericFrameDescriptorExtensionWrite(0, data, descriptor);
}
constexpr RTPExtensionType RtpGenericFrameDescriptorExtension01::kId;
constexpr char RtpGenericFrameDescriptorExtension01::kUri[];
bool RtpGenericFrameDescriptorExtension01::Parse(
rtc::ArrayView<const uint8_t> data,
RtpGenericFrameDescriptor* descriptor) {
return RtpGenericFrameDescriptorExtensionParse(1, data, descriptor);
}
size_t RtpGenericFrameDescriptorExtension01::ValueSize(
const RtpGenericFrameDescriptor& descriptor) {
// No difference between existing versions.
return RtpGenericFrameDescriptorExtensionValueSize(descriptor);
}
bool RtpGenericFrameDescriptorExtension01::Write(
rtc::ArrayView<uint8_t> data,
const RtpGenericFrameDescriptor& descriptor) {
return RtpGenericFrameDescriptorExtensionWrite(1, data, descriptor);
}
} // namespace webrtc

16
modules/rtp_rtcp/source/rtp_generic_frame_descriptor_extension.h
View file

@ -35,22 +35,6 @@ class RtpGenericFrameDescriptorExtension00 {
const RtpGenericFrameDescriptor& descriptor);
};
class RtpGenericFrameDescriptorExtension01 {
public:
using value_type = RtpGenericFrameDescriptor;
static constexpr RTPExtensionType kId = kRtpExtensionGenericFrameDescriptor01;
static constexpr char kUri[] =
"http://www.webrtc.org/experiments/rtp-hdrext/"
"generic-frame-descriptor-01";
static constexpr int kMaxSizeBytes = 16;
static bool Parse(rtc::ArrayView<const uint8_t> data,
RtpGenericFrameDescriptor* descriptor);
static size_t ValueSize(const RtpGenericFrameDescriptor& descriptor);
static bool Write(rtc::ArrayView<uint8_t> data,
const RtpGenericFrameDescriptor& descriptor);
};
} // namespace webrtc
#endif // MODULES_RTP_RTCP_SOURCE_RTP_GENERIC_FRAME_DESCRIPTOR_EXTENSION_H_

252
modules/rtp_rtcp/source/rtp_generic_frame_descriptor_extension_unittest.cc
View file

@ -23,87 +23,27 @@ constexpr uint8_t kDeprecatedFlags = 0x30;
// TODO(danilchap): Add fuzzer to test for various invalid inputs.
class RtpGenericFrameDescriptorExtensionTest
: public ::testing::Test,
public ::testing::WithParamInterface<int> {
public:
RtpGenericFrameDescriptorExtensionTest() : version_(GetParam()) {}
bool Parse(rtc::ArrayView<const uint8_t> data,
RtpGenericFrameDescriptor* descriptor) const {
switch (version_) {
case 0:
return RtpGenericFrameDescriptorExtension00::Parse(data, descriptor);
case 1:
return RtpGenericFrameDescriptorExtension01::Parse(data, descriptor);
}
RTC_NOTREACHED();
return false;
}
size_t ValueSize(const RtpGenericFrameDescriptor& descriptor) const {
switch (version_) {
case 0:
return RtpGenericFrameDescriptorExtension00::ValueSize(descriptor);
case 1:
return RtpGenericFrameDescriptorExtension01::ValueSize(descriptor);
}
RTC_NOTREACHED();
return 0;
}
bool Write(rtc::ArrayView<uint8_t> data,
const RtpGenericFrameDescriptor& descriptor) const {
switch (version_) {
case 0:
return RtpGenericFrameDescriptorExtension00::Write(data, descriptor);
case 1:
return RtpGenericFrameDescriptorExtension01::Write(data, descriptor);
}
RTC_NOTREACHED();
return false;
}
protected:
const int version_;
};
INSTANTIATE_TEST_SUITE_P(All,
RtpGenericFrameDescriptorExtensionTest,
::testing::Values(0, 1));
TEST_P(RtpGenericFrameDescriptorExtensionTest,
ParseFirstPacketOfIndependenSubFrame) {
TEST(RtpGenericFrameDescriptorExtensionTest,
ParseFirstPacketOfIndependenSubFrame) {
const int kTemporalLayer = 5;
constexpr uint8_t kRaw[] = {0x80 | kTemporalLayer, 0x49, 0x12, 0x34};
RtpGenericFrameDescriptor descriptor;
ASSERT_TRUE(Parse(kRaw, &descriptor));
ASSERT_TRUE(RtpGenericFrameDescriptorExtension00::Parse(kRaw, &descriptor));
EXPECT_TRUE(descriptor.FirstPacketInSubFrame());
EXPECT_FALSE(descriptor.LastPacketInSubFrame());
const absl::optional<bool> discardable = descriptor.Discardable();
if (version_ == 0) {
ASSERT_FALSE(discardable.has_value());
} else {
ASSERT_TRUE(discardable.has_value());
EXPECT_FALSE(discardable.value());
}
EXPECT_THAT(descriptor.FrameDependenciesDiffs(), IsEmpty());
EXPECT_EQ(descriptor.TemporalLayer(), kTemporalLayer);
EXPECT_EQ(descriptor.SpatialLayersBitmask(), 0x49);
EXPECT_EQ(descriptor.FrameId(), 0x3412);
}
TEST_P(RtpGenericFrameDescriptorExtensionTest,
WriteFirstPacketOfIndependenSubFrame) {
TEST(RtpGenericFrameDescriptorExtensionTest,
WriteFirstPacketOfIndependenSubFrame) {
const int kTemporalLayer = 5;
uint8_t kRaw[] = {0x80 | kTemporalLayer, 0x49, 0x12, 0x34};
if (version_ == 0) {
kRaw[0] |= kDeprecatedFlags;
}
uint8_t kRaw[] = {0x80 | kTemporalLayer | kDeprecatedFlags, 0x49, 0x12, 0x34};
RtpGenericFrameDescriptor descriptor;
descriptor.SetFirstPacketInSubFrame(true);
@ -111,263 +51,215 @@ TEST_P(RtpGenericFrameDescriptorExtensionTest,
descriptor.SetSpatialLayersBitmask(0x49);
descriptor.SetFrameId(0x3412);
ASSERT_EQ(ValueSize(descriptor), sizeof(kRaw));
ASSERT_EQ(RtpGenericFrameDescriptorExtension00::ValueSize(descriptor),
sizeof(kRaw));
uint8_t buffer[sizeof(kRaw)];
EXPECT_TRUE(Write(buffer, descriptor));
EXPECT_TRUE(RtpGenericFrameDescriptorExtension00::Write(buffer, descriptor));
EXPECT_THAT(buffer, ElementsAreArray(kRaw));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, ParseLastPacketOfSubFrame) {
TEST(RtpGenericFrameDescriptorExtensionTest, ParseLastPacketOfSubFrame) {
constexpr uint8_t kRaw[] = {0x40};
RtpGenericFrameDescriptor descriptor;
ASSERT_TRUE(Parse(kRaw, &descriptor));
ASSERT_TRUE(RtpGenericFrameDescriptorExtension00::Parse(kRaw, &descriptor));
EXPECT_FALSE(descriptor.FirstPacketInSubFrame());
const absl::optional<bool> discardable = descriptor.Discardable();
if (version_ == 0) {
ASSERT_FALSE(discardable.has_value());
} else {
ASSERT_TRUE(discardable.has_value());
EXPECT_FALSE(discardable.value());
}
EXPECT_TRUE(descriptor.LastPacketInSubFrame());
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, WriteLastPacketOfSubFrame) {
uint8_t kRaw[] = {0x40};
if (version_ == 0) {
kRaw[0] |= kDeprecatedFlags;
}
TEST(RtpGenericFrameDescriptorExtensionTest, WriteLastPacketOfSubFrame) {
uint8_t kRaw[] = {0x40 | kDeprecatedFlags};
RtpGenericFrameDescriptor descriptor;
descriptor.SetLastPacketInSubFrame(true);
ASSERT_EQ(ValueSize(descriptor), sizeof(kRaw));
ASSERT_EQ(RtpGenericFrameDescriptorExtension00::ValueSize(descriptor),
sizeof(kRaw));
uint8_t buffer[sizeof(kRaw)];
EXPECT_TRUE(Write(buffer, descriptor));
EXPECT_TRUE(RtpGenericFrameDescriptorExtension00::Write(buffer, descriptor));
EXPECT_THAT(buffer, ElementsAreArray(kRaw));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, ParseDiscardable) {
if (version_ == 0) {
return;
}
constexpr uint8_t kRaw[] = {0x10};
RtpGenericFrameDescriptor descriptor;
ASSERT_TRUE(Parse(kRaw, &descriptor));
const absl::optional<bool> discardable = descriptor.Discardable();
ASSERT_TRUE(discardable.has_value());
EXPECT_TRUE(discardable.value());
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, WriteDiscardable) {
if (version_ == 0) {
return;
}
constexpr uint8_t kRaw[] = {0x10};
RtpGenericFrameDescriptor descriptor;
descriptor.SetDiscardable(true);
ASSERT_EQ(ValueSize(descriptor), sizeof(kRaw));
uint8_t buffer[sizeof(kRaw)];
EXPECT_TRUE(Write(buffer, descriptor));
EXPECT_THAT(buffer, ElementsAreArray(kRaw));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, ParseMinShortFrameDependencies) {
TEST(RtpGenericFrameDescriptorExtensionTest, ParseMinShortFrameDependencies) {
constexpr uint16_t kDiff = 1;
constexpr uint8_t kRaw[] = {0x88, 0x01, 0x00, 0x00, 0x04};
RtpGenericFrameDescriptor descriptor;
ASSERT_TRUE(Parse(kRaw, &descriptor));
ASSERT_TRUE(RtpGenericFrameDescriptorExtension00::Parse(kRaw, &descriptor));
ASSERT_TRUE(descriptor.FirstPacketInSubFrame());
EXPECT_THAT(descriptor.FrameDependenciesDiffs(), ElementsAre(kDiff));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, WriteMinShortFrameDependencies) {
TEST(RtpGenericFrameDescriptorExtensionTest, WriteMinShortFrameDependencies) {
constexpr uint16_t kDiff = 1;
uint8_t kRaw[] = {0x88, 0x01, 0x00, 0x00, 0x04};
if (version_ == 0) {
kRaw[0] |= kDeprecatedFlags;
}
uint8_t kRaw[] = {0x88 | kDeprecatedFlags, 0x01, 0x00, 0x00, 0x04};
RtpGenericFrameDescriptor descriptor;
descriptor.SetFirstPacketInSubFrame(true);
descriptor.AddFrameDependencyDiff(kDiff);
ASSERT_EQ(ValueSize(descriptor), sizeof(kRaw));
ASSERT_EQ(RtpGenericFrameDescriptorExtension00::ValueSize(descriptor),
sizeof(kRaw));
uint8_t buffer[sizeof(kRaw)];
EXPECT_TRUE(Write(buffer, descriptor));
EXPECT_TRUE(RtpGenericFrameDescriptorExtension00::Write(buffer, descriptor));
EXPECT_THAT(buffer, ElementsAreArray(kRaw));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, ParseMaxShortFrameDependencies) {
TEST(RtpGenericFrameDescriptorExtensionTest, ParseMaxShortFrameDependencies) {
constexpr uint16_t kDiff = 0x3f;
constexpr uint8_t kRaw[] = {0xb8, 0x01, 0x00, 0x00, 0xfc};
RtpGenericFrameDescriptor descriptor;
ASSERT_TRUE(Parse(kRaw, &descriptor));
ASSERT_TRUE(RtpGenericFrameDescriptorExtension00::Parse(kRaw, &descriptor));
ASSERT_TRUE(descriptor.FirstPacketInSubFrame());
EXPECT_THAT(descriptor.FrameDependenciesDiffs(), ElementsAre(kDiff));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, WriteMaxShortFrameDependencies) {
TEST(RtpGenericFrameDescriptorExtensionTest, WriteMaxShortFrameDependencies) {
constexpr uint16_t kDiff = 0x3f;
uint8_t kRaw[] = {0x88, 0x01, 0x00, 0x00, 0xfc};
if (version_ == 0) {
kRaw[0] |= kDeprecatedFlags;
}
uint8_t kRaw[] = {0x88 | kDeprecatedFlags, 0x01, 0x00, 0x00, 0xfc};
RtpGenericFrameDescriptor descriptor;
descriptor.SetFirstPacketInSubFrame(true);
descriptor.AddFrameDependencyDiff(kDiff);
ASSERT_EQ(ValueSize(descriptor), sizeof(kRaw));
ASSERT_EQ(RtpGenericFrameDescriptorExtension00::ValueSize(descriptor),
sizeof(kRaw));
uint8_t buffer[sizeof(kRaw)];
EXPECT_TRUE(Write(buffer, descriptor));
EXPECT_TRUE(RtpGenericFrameDescriptorExtension00::Write(buffer, descriptor));
EXPECT_THAT(buffer, ElementsAreArray(kRaw));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, ParseMinLongFrameDependencies) {
TEST(RtpGenericFrameDescriptorExtensionTest, ParseMinLongFrameDependencies) {
constexpr uint16_t kDiff = 0x40;
constexpr uint8_t kRaw[] = {0xb8, 0x01, 0x00, 0x00, 0x02, 0x01};
RtpGenericFrameDescriptor descriptor;
ASSERT_TRUE(Parse(kRaw, &descriptor));
ASSERT_TRUE(RtpGenericFrameDescriptorExtension00::Parse(kRaw, &descriptor));
ASSERT_TRUE(descriptor.FirstPacketInSubFrame());
EXPECT_THAT(descriptor.FrameDependenciesDiffs(), ElementsAre(kDiff));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, WriteMinLongFrameDependencies) {
TEST(RtpGenericFrameDescriptorExtensionTest, WriteMinLongFrameDependencies) {
constexpr uint16_t kDiff = 0x40;
uint8_t kRaw[] = {0x88, 0x01, 0x00, 0x00, 0x02, 0x01};
if (version_ == 0) {
kRaw[0] |= kDeprecatedFlags;
}
uint8_t kRaw[] = {0x88 | kDeprecatedFlags, 0x01, 0x00, 0x00, 0x02, 0x01};
RtpGenericFrameDescriptor descriptor;
descriptor.SetFirstPacketInSubFrame(true);
descriptor.AddFrameDependencyDiff(kDiff);
ASSERT_EQ(ValueSize(descriptor), sizeof(kRaw));
ASSERT_EQ(RtpGenericFrameDescriptorExtension00::ValueSize(descriptor),
sizeof(kRaw));
uint8_t buffer[sizeof(kRaw)];
EXPECT_TRUE(Write(buffer, descriptor));
EXPECT_TRUE(RtpGenericFrameDescriptorExtension00::Write(buffer, descriptor));
EXPECT_THAT(buffer, ElementsAreArray(kRaw));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest,
ParseLongFrameDependenciesAsBigEndian) {
TEST(RtpGenericFrameDescriptorExtensionTest,
ParseLongFrameDependenciesAsBigEndian) {
constexpr uint16_t kDiff = 0x7654 >> 2;
constexpr uint8_t kRaw[] = {0xb8, 0x01, 0x00, 0x00, 0x54 | 0x02, 0x76};
RtpGenericFrameDescriptor descriptor;
ASSERT_TRUE(Parse(kRaw, &descriptor));
ASSERT_TRUE(RtpGenericFrameDescriptorExtension00::Parse(kRaw, &descriptor));
ASSERT_TRUE(descriptor.FirstPacketInSubFrame());
EXPECT_THAT(descriptor.FrameDependenciesDiffs(), ElementsAre(kDiff));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest,
WriteLongFrameDependenciesAsBigEndian) {
TEST(RtpGenericFrameDescriptorExtensionTest,
WriteLongFrameDependenciesAsBigEndian) {
constexpr uint16_t kDiff = 0x7654 >> 2;
uint8_t kRaw[] = {0x88, 0x01, 0x00, 0x00, 0x54 | 0x02, 0x76};
if (version_ == 0) {
kRaw[0] |= kDeprecatedFlags;
}
uint8_t kRaw[] = {
0x88 | kDeprecatedFlags, 0x01, 0x00, 0x00, 0x54 | 0x02, 0x76};
RtpGenericFrameDescriptor descriptor;
descriptor.SetFirstPacketInSubFrame(true);
descriptor.AddFrameDependencyDiff(kDiff);
ASSERT_EQ(ValueSize(descriptor), sizeof(kRaw));
ASSERT_EQ(RtpGenericFrameDescriptorExtension00::ValueSize(descriptor),
sizeof(kRaw));
uint8_t buffer[sizeof(kRaw)];
EXPECT_TRUE(Write(buffer, descriptor));
EXPECT_TRUE(RtpGenericFrameDescriptorExtension00::Write(buffer, descriptor));
EXPECT_THAT(buffer, ElementsAreArray(kRaw));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, ParseMaxLongFrameDependencies) {
TEST(RtpGenericFrameDescriptorExtensionTest, ParseMaxLongFrameDependencies) {
constexpr uint16_t kDiff = 0x3fff;
constexpr uint8_t kRaw[] = {0xb8, 0x01, 0x00, 0x00, 0xfe, 0xff};
RtpGenericFrameDescriptor descriptor;
ASSERT_TRUE(Parse(kRaw, &descriptor));
ASSERT_TRUE(RtpGenericFrameDescriptorExtension00::Parse(kRaw, &descriptor));
ASSERT_TRUE(descriptor.FirstPacketInSubFrame());
EXPECT_THAT(descriptor.FrameDependenciesDiffs(), ElementsAre(kDiff));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, WriteMaxLongFrameDependencies) {
TEST(RtpGenericFrameDescriptorExtensionTest, WriteMaxLongFrameDependencies) {
constexpr uint16_t kDiff = 0x3fff;
uint8_t kRaw[] = {0x88, 0x01, 0x00, 0x00, 0xfe, 0xff};
if (version_ == 0) {
kRaw[0] |= kDeprecatedFlags;
}
uint8_t kRaw[] = {0x88 | kDeprecatedFlags, 0x01, 0x00, 0x00, 0xfe, 0xff};
RtpGenericFrameDescriptor descriptor;
descriptor.SetFirstPacketInSubFrame(true);
descriptor.AddFrameDependencyDiff(kDiff);
ASSERT_EQ(ValueSize(descriptor), sizeof(kRaw));
ASSERT_EQ(RtpGenericFrameDescriptorExtension00::ValueSize(descriptor),
sizeof(kRaw));
uint8_t buffer[sizeof(kRaw)];
EXPECT_TRUE(Write(buffer, descriptor));
EXPECT_TRUE(RtpGenericFrameDescriptorExtension00::Write(buffer, descriptor));
EXPECT_THAT(buffer, ElementsAreArray(kRaw));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, ParseTwoFrameDependencies) {
TEST(RtpGenericFrameDescriptorExtensionTest, ParseTwoFrameDependencies) {
constexpr uint16_t kDiff1 = 9;
constexpr uint16_t kDiff2 = 15;
constexpr uint8_t kRaw[] = {
0xb8, 0x01, 0x00, 0x00, (kDiff1 << 2) | 0x01, kDiff2 << 2};
RtpGenericFrameDescriptor descriptor;
ASSERT_TRUE(Parse(kRaw, &descriptor));
ASSERT_TRUE(RtpGenericFrameDescriptorExtension00::Parse(kRaw, &descriptor));
ASSERT_TRUE(descriptor.FirstPacketInSubFrame());
EXPECT_THAT(descriptor.FrameDependenciesDiffs(), ElementsAre(kDiff1, kDiff2));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest, WriteTwoFrameDependencies) {
TEST(RtpGenericFrameDescriptorExtensionTest, WriteTwoFrameDependencies) {
constexpr uint16_t kDiff1 = 9;
constexpr uint16_t kDiff2 = 15;
uint8_t kRaw[] = {0x88, 0x01, 0x00, 0x00, (kDiff1 << 2) | 0x01, kDiff2 << 2};
if (version_ == 0) {
kRaw[0] |= kDeprecatedFlags;
}
uint8_t kRaw[] = {0x88 | kDeprecatedFlags, 0x01, 0x00, 0x00,
(kDiff1 << 2) | 0x01, kDiff2 << 2};
RtpGenericFrameDescriptor descriptor;
descriptor.SetFirstPacketInSubFrame(true);
descriptor.AddFrameDependencyDiff(kDiff1);
descriptor.AddFrameDependencyDiff(kDiff2);
ASSERT_EQ(ValueSize(descriptor), sizeof(kRaw));
ASSERT_EQ(RtpGenericFrameDescriptorExtension00::ValueSize(descriptor),
sizeof(kRaw));
uint8_t buffer[sizeof(kRaw)];
EXPECT_TRUE(Write(buffer, descriptor));
EXPECT_TRUE(RtpGenericFrameDescriptorExtension00::Write(buffer, descriptor));
EXPECT_THAT(buffer, ElementsAreArray(kRaw));
}
TEST_P(RtpGenericFrameDescriptorExtensionTest,
ParseResolutionOnIndependentFrame) {
TEST(RtpGenericFrameDescriptorExtensionTest,
ParseResolutionOnIndependentFrame) {
constexpr int kWidth = 0x2468;
constexpr int kHeight = 0x6543;
constexpr uint8_t kRaw[] = {0xb0, 0x01, 0x00, 0x00, 0x24, 0x68, 0x65, 0x43};
RtpGenericFrameDescriptor descriptor;
ASSERT_TRUE(Parse(kRaw, &descriptor));
ASSERT_TRUE(RtpGenericFrameDescriptorExtension00::Parse(kRaw, &descriptor));
EXPECT_EQ(descriptor.Width(), kWidth);
EXPECT_EQ(descriptor.Height(), kHeight);
}
TEST_P(RtpGenericFrameDescriptorExtensionTest,
WriteResolutionOnIndependentFrame) {
TEST(RtpGenericFrameDescriptorExtensionTest,
WriteResolutionOnIndependentFrame) {
constexpr int kWidth = 0x2468;
constexpr int kHeight = 0x6543;
uint8_t kRaw[] = {0x80, 0x01, 0x00, 0x00, 0x24, 0x68, 0x65, 0x43};
if (version_ == 0) {
kRaw[0] |= kDeprecatedFlags;
}
uint8_t kRaw[] = {
0x80 | kDeprecatedFlags, 0x01, 0x00, 0x00, 0x24, 0x68, 0x65, 0x43};
RtpGenericFrameDescriptor descriptor;
descriptor.SetFirstPacketInSubFrame(true);
descriptor.SetResolution(kWidth, kHeight);
ASSERT_EQ(ValueSize(descriptor), sizeof(kRaw));
ASSERT_EQ(RtpGenericFrameDescriptorExtension00::ValueSize(descriptor),
sizeof(kRaw));
uint8_t buffer[sizeof(kRaw)];
EXPECT_TRUE(Write(buffer, descriptor));
EXPECT_TRUE(RtpGenericFrameDescriptorExtension00::Write(buffer, descriptor));
EXPECT_THAT(buffer, ElementsAreArray(kRaw));
}
} // namespace

1
modules/rtp_rtcp/source/rtp_header_extension_map.cc
View file

@ -46,7 +46,6 @@ constexpr ExtensionInfo kExtensions[] = {
CreateExtensionInfo<RepairedRtpStreamId>(),
CreateExtensionInfo<RtpMid>(),
CreateExtensionInfo<RtpGenericFrameDescriptorExtension00>(),
CreateExtensionInfo<RtpGenericFrameDescriptorExtension01>(),
CreateExtensionInfo<RtpDependencyDescriptorExtension>(),
CreateExtensionInfo<ColorSpaceExtension>(),
CreateExtensionInfo<InbandComfortNoiseExtension>(),

1
modules/rtp_rtcp/source/rtp_packet.cc
View file

@ -190,7 +190,6 @@ void RtpPacket::ZeroMutableExtensions() {
case RTPExtensionType::kRtpExtensionColorSpace:
case RTPExtensionType::kRtpExtensionFrameMarking:
case RTPExtensionType::kRtpExtensionGenericFrameDescriptor00:
case RTPExtensionType::kRtpExtensionGenericFrameDescriptor01:
case RTPExtensionType::kRtpExtensionGenericFrameDescriptor02:
case RTPExtensionType::kRtpExtensionMid:
case RTPExtensionType::kRtpExtensionNumberOfExtensions:

2
modules/rtp_rtcp/source/rtp_sender.cc
View file

@ -82,8 +82,6 @@ constexpr RtpExtensionSize kVideoExtensionSizes[] = {
CreateMaxExtensionSize<RtpMid>(),
{RtpGenericFrameDescriptorExtension00::kId,
RtpGenericFrameDescriptorExtension00::kMaxSizeBytes},
{RtpGenericFrameDescriptorExtension01::kId,
RtpGenericFrameDescriptorExtension01::kMaxSizeBytes},
};
bool HasBweExtension(const RtpHeaderExtensionMap& extensions_map) {

7
modules/rtp_rtcp/source/rtp_sender_unittest.cc
View file

@ -47,8 +47,7 @@ namespace {
enum : int { // The first valid value is 1.
kAbsoluteSendTimeExtensionId = 1,
kAudioLevelExtensionId,
kGenericDescriptorId00,
kGenericDescriptorId01,
kGenericDescriptorId,
kMidExtensionId,
kRepairedRidExtensionId,
kRidExtensionId,
@ -109,9 +108,7 @@ class LoopbackTransportTest : public webrtc::Transport {
kVideoTimingExtensionId);
receivers_extensions_.Register<RtpMid>(kMidExtensionId);
receivers_extensions_.Register<RtpGenericFrameDescriptorExtension00>(
kGenericDescriptorId00);
receivers_extensions_.Register<RtpGenericFrameDescriptorExtension01>(
kGenericDescriptorId01);
kGenericDescriptorId);
receivers_extensions_.Register<RtpStreamId>(kRidExtensionId);
receivers_extensions_.Register<RepairedRtpStreamId>(
kRepairedRidExtensionId);

3
modules/rtp_rtcp/source/rtp_sender_video.cc
View file

@ -358,12 +358,11 @@ void RTPSenderVideo::AddRtpHeaderExtensions(
descriptor.attached_structure.release();
}
// Do not use v0/v1 generic frame descriptor when v2 is stored.
// Do not use generic frame descriptor when dependency descriptor is stored.
if (!extension_is_set) {
RtpGenericFrameDescriptor generic_descriptor;
generic_descriptor.SetFirstPacketInSubFrame(first_packet);
generic_descriptor.SetLastPacketInSubFrame(last_packet);
generic_descriptor.SetDiscardable(video_header.generic->discardable);
if (first_packet) {
generic_descriptor.SetFrameId(

1
modules/rtp_rtcp/source/rtp_utility.cc
View file

@ -534,7 +534,6 @@ void RtpHeaderParser::ParseOneByteExtensionHeader(
break;
}
case kRtpExtensionGenericFrameDescriptor00:
case kRtpExtensionGenericFrameDescriptor01:
case kRtpExtensionGenericFrameDescriptor02:
RTC_LOG(WARNING)
<< "RtpGenericFrameDescriptor unsupported by rtp header parser.";

5
test/fuzzers/rtp_packet_fuzzer.cc
View file

@ -136,11 +136,6 @@ void FuzzOneInput(const uint8_t* data, size_t size) {
packet.GetExtension<RtpGenericFrameDescriptorExtension00>(&descriptor);
break;
}
case kRtpExtensionGenericFrameDescriptor01: {
RtpGenericFrameDescriptor descriptor;
packet.GetExtension<RtpGenericFrameDescriptorExtension01>(&descriptor);
break;
}
case kRtpExtensionColorSpace: {
ColorSpace color_space;
packet.GetExtension<ColorSpaceExtension>(&color_space);