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ngx_rtmp_codec_module.h
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ngx_rtmp_codec_module.h
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/*
* Copyright (C) Roman Arutyunyan
*/
#ifndef _NGX_RTMP_CODEC_H_INCLUDED_
#define _NGX_RTMP_CODEC_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_core.h>
#include "ngx_rtmp.h"
/* Audio codecs */
enum {
/* Uncompressed codec id is actually 0,
* but we use another value for consistency */
NGX_RTMP_AUDIO_UNCOMPRESSED = 16,
NGX_RTMP_AUDIO_ADPCM = 1,
NGX_RTMP_AUDIO_MP3 = 2,
NGX_RTMP_AUDIO_LINEAR_LE = 3,
NGX_RTMP_AUDIO_NELLY16 = 4,
NGX_RTMP_AUDIO_NELLY8 = 5,
NGX_RTMP_AUDIO_NELLY = 6,
NGX_RTMP_AUDIO_G711A = 7,
NGX_RTMP_AUDIO_G711U = 8,
NGX_RTMP_AUDIO_AAC = 10,
NGX_RTMP_AUDIO_SPEEX = 11,
NGX_RTMP_AUDIO_MP3_8 = 14,
NGX_RTMP_AUDIO_DEVSPEC = 15,
};
/* Video codecs */
enum {
NGX_RTMP_VIDEO_JPEG = 1,
NGX_RTMP_VIDEO_SORENSON_H263 = 2,
NGX_RTMP_VIDEO_SCREEN = 3,
NGX_RTMP_VIDEO_ON2_VP6 = 4,
NGX_RTMP_VIDEO_ON2_VP6_ALPHA = 5,
NGX_RTMP_VIDEO_SCREEN2 = 6,
NGX_RTMP_VIDEO_H264 = 7,
NGX_RTMP_VIDEO_H265 = 12
};
/* hevc nal type */
enum {
NAL_TRAIL_N = 0,
NAL_TRAIL_R = 1,
NAL_TSA_N = 2,
NAL_TSA_R = 3,
NAL_STSA_N = 4,
NAL_STSA_R = 5,
NAL_RADL_N = 6,
NAL_RADL_R = 7,
NAL_RASL_N = 8,
NAL_RASL_R = 9,
NAL_BLA_W_LP = 16,
NAL_BLA_W_RADL = 17,
NAL_BLA_N_LP = 18,
NAL_IDR_W_RADL = 19,
NAL_IDR_N_LP = 20,
NAL_CRA_NUT = 21,
NAL_VPS = 32,
NAL_SPS = 33,
NAL_PPS = 34,
NAL_AUD = 35,
NAL_EOS_NUT = 36,
NAL_EOB_NUT = 37,
NAL_FD_NUT = 38,
NAL_SEI_PREFIX = 39,
NAL_SEI_SUFFIX = 40,
};
u_char * ngx_rtmp_get_audio_codec_name(ngx_uint_t id);
u_char * ngx_rtmp_get_video_codec_name(ngx_uint_t id);
typedef struct {
ngx_uint_t width;
ngx_uint_t height;
ngx_uint_t duration;
double frame_rate;
ngx_uint_t video_data_rate;
ngx_uint_t video_codec_id;
ngx_uint_t audio_data_rate;
ngx_uint_t audio_codec_id;
ngx_uint_t aac_profile;
ngx_uint_t aac_chan_conf;
ngx_uint_t aac_sbr;
ngx_uint_t aac_ps;
ngx_uint_t avc_profile; /* avc or hevc */
ngx_uint_t avc_compat; /* avc or hevc */
ngx_uint_t avc_level; /* avc or hevc */
ngx_uint_t avc_nal_bytes; /* avc or hevc */
ngx_uint_t avc_ref_frames; /* avc or hevc */
ngx_uint_t sample_rate; /* 5512, 11025, 22050, 44100 */
ngx_uint_t sample_size; /* 1=8bit, 2=16bit */
ngx_uint_t audio_channels; /* 1, 2 */
u_char profile[32];
u_char level[32];
ngx_rtmp_frame_t *avc_header; /* avc or hevc */
ngx_rtmp_frame_t *aac_header;
ngx_rtmp_frame_t *meta;
ngx_uint_t meta_version;
} ngx_rtmp_codec_ctx_t;
extern ngx_module_t ngx_rtmp_codec_module;
#endif /* _NGX_RTMP_LIVE_H_INCLUDED_ */