diff options
Diffstat (limited to 'modules/avcodec/h26x.h')
-rw-r--r-- | modules/avcodec/h26x.h | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/modules/avcodec/h26x.h b/modules/avcodec/h26x.h index 7a21696..faff489 100644 --- a/modules/avcodec/h26x.h +++ b/modules/avcodec/h26x.h @@ -101,65 +101,4 @@ void h263_hdr_copy_strm(struct h263_hdr *hdr, const struct h263_strm *s); * H.264 */ - -/** NAL unit types (RFC 3984, Table 1) */ -enum { - H264_NAL_UNKNOWN = 0, - /* 1-23 NAL unit Single NAL unit packet per H.264 */ - H264_NAL_SLICE = 1, - H264_NAL_DPA = 2, - H264_NAL_DPB = 3, - H264_NAL_DPC = 4, - H264_NAL_IDR_SLICE = 5, - H264_NAL_SEI = 6, - H264_NAL_SPS = 7, - H264_NAL_PPS = 8, - H264_NAL_AUD = 9, - H264_NAL_END_SEQUENCE = 10, - H264_NAL_END_STREAM = 11, - H264_NAL_FILLER_DATA = 12, - H264_NAL_SPS_EXT = 13, - H264_NAL_AUX_SLICE = 19, - - H264_NAL_STAP_A = 24, /**< Single-time aggregation packet */ - H264_NAL_STAP_B = 25, /**< Single-time aggregation packet */ - H264_NAL_MTAP16 = 26, /**< Multi-time aggregation packet */ - H264_NAL_MTAP24 = 27, /**< Multi-time aggregation packet */ - H264_NAL_FU_A = 28, /**< Fragmentation unit */ - H264_NAL_FU_B = 29, /**< Fragmentation unit */ -}; - -/** - * H.264 Header defined in RFC 3984 - * - * <pre> - +---------------+ - |0|1|2|3|4|5|6|7| - +-+-+-+-+-+-+-+-+ - |F|NRI| Type | - +---------------+ - * </pre> - */ -struct h264_hdr { - unsigned f:1; /**< 1 bit - Forbidden zero bit (must be 0) */ - unsigned nri:2; /**< 2 bits - nal_ref_idc */ - unsigned type:5; /**< 5 bits - nal_unit_type */ -}; - -int h264_hdr_encode(const struct h264_hdr *hdr, struct mbuf *mb); -int h264_hdr_decode(struct h264_hdr *hdr, struct mbuf *mb); - -/** Fragmentation Unit header */ -struct fu { - unsigned s:1; /**< Start bit */ - unsigned e:1; /**< End bit */ - unsigned r:1; /**< The Reserved bit MUST be equal to 0 */ - unsigned type:5; /**< The NAL unit payload type */ -}; - -int fu_hdr_encode(const struct fu *fu, struct mbuf *mb); -int fu_hdr_decode(struct fu *fu, struct mbuf *mb); - -const uint8_t *h264_find_startcode(const uint8_t *p, const uint8_t *end); - int h264_decode_sprop_params(AVCodecContext *codec, struct pl *pl); |