#include "libavformat/avformat.h"
#include "libavcodec/avcodec.h"
+#include "libavutil/mathematics.h"
/**
- * Return the payload type for a given codec used in the given format context.
+ * Return the payload type for a given stream used in the given format context.
+ * Static payload types are derived from the codec.
+ * Dynamic payload type are derived from the id field in AVStream.
+ * The format context private option payload_type overrides both.
*
* @param fmt The context of the format
- * @param codec The context of the codec
+ * @param par The codec parameters
+ * @param idx The stream index
* @return The payload type (the 'PT' field in the RTP header).
*/
-int ff_rtp_get_payload_type(AVFormatContext *fmt, AVCodecContext *codec);
+int ff_rtp_get_payload_type(AVFormatContext *fmt, AVCodecParameters *par,
+ int idx);
/**
* Initialize a codec context based on the payload type.
* information depending on the payload type; for audio codecs, the
* channels and sample_rate fields are also filled.
*
- * @param codec The context of the codec
+ * @param par The codec parameters
* @param payload_type The payload type (the 'PT' field in the RTP header)
* @return In case of unknown payload type or dynamic payload type, a
* negative value is returned; otherwise, 0 is returned
*/
-int ff_rtp_get_codec_info(AVCodecContext *codec, int payload_type);
+int ff_rtp_get_codec_info(AVCodecParameters *par, int payload_type);
/**
* Return the encoding name (as defined in
*
* @param buf A pointer to the string containing the encoding name
* @param codec_type The codec type
- * @return In case of unknown encoding name, CODEC_ID_NONE is returned;
+ * @return In case of unknown encoding name, AV_CODEC_ID_NONE is returned;
* otherwise, the codec id is returned
*/
-enum CodecID ff_rtp_codec_id(const char *buf, enum AVMediaType codec_type);
+enum AVCodecID ff_rtp_codec_id(const char *buf, enum AVMediaType codec_type);
#define RTP_PT_PRIVATE 96
#define RTP_VERSION 2
/* RTCP packet types */
enum RTCPType {
+ RTCP_FIR = 192,
+ RTCP_NACK, // 193
+ RTCP_SMPTETC,// 194
+ RTCP_IJ, // 195
RTCP_SR = 200,
RTCP_RR, // 201
RTCP_SDES, // 202
RTCP_BYE, // 203
- RTCP_APP // 204
+ RTCP_APP, // 204
+ RTCP_RTPFB,// 205
+ RTCP_PSFB, // 206
+ RTCP_XR, // 207
+ RTCP_AVB, // 208
+ RTCP_RSI, // 209
+ RTCP_TOKEN,// 210
};
-#define RTP_PT_IS_RTCP(x) ((x) >= RTCP_SR && (x) <= RTCP_APP)
+#define RTP_PT_IS_RTCP(x) (((x) >= RTCP_FIR && (x) <= RTCP_IJ) || \
+ ((x) >= RTCP_SR && (x) <= RTCP_TOKEN))
+
+#define NTP_TO_RTP_FORMAT(x) av_rescale((x), INT64_C(1) << 32, 1000000)
#endif /* AVFORMAT_RTP_H */