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https://github.com/zotanmew/nginx-rtmp-module.git
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b9bdd89676
Bitrate's fraction part is lost when casting to integer type, so it should be stored in double.
88 lines
2.6 KiB
C
88 lines
2.6 KiB
C
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/*
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* Copyright (C) Roman Arutyunyan
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*/
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#ifndef _NGX_RTMP_CODEC_H_INCLUDED_
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#define _NGX_RTMP_CODEC_H_INCLUDED_
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#include <ngx_config.h>
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#include <ngx_core.h>
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#include "ngx_rtmp.h"
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/* Audio codecs */
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enum {
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/* Uncompressed codec id is actually 0,
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* but we use another value for consistency */
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NGX_RTMP_AUDIO_UNCOMPRESSED = 16,
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NGX_RTMP_AUDIO_ADPCM = 1,
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NGX_RTMP_AUDIO_MP3 = 2,
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NGX_RTMP_AUDIO_LINEAR_LE = 3,
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NGX_RTMP_AUDIO_NELLY16 = 4,
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NGX_RTMP_AUDIO_NELLY8 = 5,
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NGX_RTMP_AUDIO_NELLY = 6,
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NGX_RTMP_AUDIO_G711A = 7,
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NGX_RTMP_AUDIO_G711U = 8,
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NGX_RTMP_AUDIO_AAC = 10,
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NGX_RTMP_AUDIO_SPEEX = 11,
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NGX_RTMP_AUDIO_MP3_8 = 14,
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NGX_RTMP_AUDIO_DEVSPEC = 15,
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};
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/* Video codecs */
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enum {
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NGX_RTMP_VIDEO_JPEG = 1,
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NGX_RTMP_VIDEO_SORENSON_H263 = 2,
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NGX_RTMP_VIDEO_SCREEN = 3,
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NGX_RTMP_VIDEO_ON2_VP6 = 4,
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NGX_RTMP_VIDEO_ON2_VP6_ALPHA = 5,
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NGX_RTMP_VIDEO_SCREEN2 = 6,
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NGX_RTMP_VIDEO_H264 = 7
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};
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u_char * ngx_rtmp_get_audio_codec_name(ngx_uint_t id);
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u_char * ngx_rtmp_get_video_codec_name(ngx_uint_t id);
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typedef struct {
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ngx_uint_t width;
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ngx_uint_t height;
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double duration;
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double frame_rate;
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double video_data_rate;
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ngx_uint_t video_codec_id;
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double audio_data_rate;
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ngx_uint_t audio_codec_id;
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ngx_uint_t aac_profile;
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ngx_uint_t aac_chan_conf;
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ngx_uint_t aac_sbr;
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ngx_uint_t aac_ps;
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ngx_uint_t avc_profile;
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ngx_uint_t avc_compat;
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ngx_uint_t avc_level;
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ngx_uint_t avc_nal_bytes;
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ngx_uint_t avc_ref_frames;
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ngx_uint_t sample_rate; /* 5512, 11025, 22050, 44100 */
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ngx_uint_t sample_size; /* 1=8bit, 2=16bit */
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ngx_uint_t audio_channels; /* 1, 2 */
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u_char profile[32];
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u_char level[32];
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ngx_chain_t *avc_header;
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ngx_chain_t *aac_header;
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ngx_chain_t *meta;
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ngx_uint_t meta_version;
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} ngx_rtmp_codec_ctx_t;
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extern ngx_module_t ngx_rtmp_codec_module;
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#endif /* _NGX_RTMP_LIVE_H_INCLUDED_ */
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