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Combine Fu-A subframes into complete h264 frame

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dijunkun
2023-09-08 16:09:23 +08:00
parent ab71838483
commit dc11f50d82
13 changed files with 289 additions and 133 deletions
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18
src/rtp/rtp_packet.h
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@@ -64,6 +64,7 @@
#define DEFAULT_MTU 1500
#define MAX_NALU_LEN 1400
typedef enum { H264 = 96, OPUS = 97, USER_DEFINED = 127 } PAYLOAD_TYPE;
typedef enum { UNKNOWN = 0, NALU = 1, FU_A = 28, FU_B = 29 } NAL_UNIT_TYPE;
class RtpPacket {
public:
@@ -133,8 +134,8 @@ class RtpPacket {
const uint8_t *EncodeH264Nalu(uint8_t *payload, size_t payload_size);
const uint8_t *EncodeH264Fua(uint8_t *payload, size_t payload_size);
size_t Decode(uint8_t *payload);
size_t DecodeH264Nalu(uint8_t *payload);
size_t DecodeH264Fua(uint8_t *payload);
size_t DecodeH264Nalu(uint8_t *payload = nullptr);
size_t DecodeH264Fua(uint8_t *payload = nullptr);
public:
// Get Header
@@ -154,10 +155,18 @@ class RtpPacket {
const uint8_t *Payload() { return payload_; };
const size_t PayloadSize() { return payload_size_; }
public:
// Entire RTP buffer
const uint8_t *Buffer() { return buffer_; }
const size_t Size() { return size_; }
// NAL
const NAL_UNIT_TYPE NalUnitType() { return nal_unit_type_; }
const bool FuAStart() { return fu_header_.start; }
const bool FuAEnd() { return fu_header_.end; }
private:
inline void TryToDecodeH264RtpPacket(uint8_t *buffer);
private:
// Header
uint32_t version_ = 0;
@@ -184,6 +193,9 @@ class RtpPacket {
// Entire RTP buffer
uint8_t *buffer_ = nullptr;
size_t size_ = 0;
// NAL
NAL_UNIT_TYPE nal_unit_type_ = NAL_UNIT_TYPE::UNKNOWN;
};
#endif