mirror of
https://github.com/zotanmew/nginx-rtmp-module.git
synced 2024-06-26 15:28:58 +02:00
style fixes
This commit is contained in:
Roman Arutyunyan
parent
c18fd3aad4
commit
85d34da0d4
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@ -6,35 +6,20 @@
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#include <ngx_rtmp_codec_module.h>
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/* tie resolution */
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#define NGX_RTMP_MP4_TIMESCALE 1000
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/* normal forward playback as defined by spec */
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#define NGX_RTMP_MP4_PREFERRED_RATE 0x00010000
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/* full volume as defined by spec */
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#define NGX_RTMP_MP4_PREFERRED_VOLUME 0x0100
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static u_char compressor_name[] = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
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};
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/*
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static ngx_int_t
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ngx_rtmp_mp4_field_64(ngx_buf_t *b, uint64_t n)
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{
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u_char bytes[8];
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bytes[0] = ((uint64_t)n >> 56) & 0xFF;
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bytes[1] = ((uint64_t)n >> 48) & 0xFF;
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bytes[2] = ((uint64_t)n >> 40) & 0xFF;
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bytes[3] = ((uint64_t)n >> 32) & 0xFF;
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bytes[4] = ((uint64_t)n >> 24) & 0xFF;
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bytes[5] = ((uint64_t)n >> 16) & 0xFF;
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bytes[6] = ((uint64_t)n >> 8) & 0xFF;
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bytes[7] = (uint64_t)n & 0xFF;
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bytes[0] = ((uint64_t) n >> 56) & 0xFF;
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bytes[1] = ((uint64_t) n >> 48) & 0xFF;
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bytes[2] = ((uint64_t) n >> 40) & 0xFF;
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bytes[3] = ((uint64_t) n >> 32) & 0xFF;
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bytes[4] = ((uint64_t) n >> 24) & 0xFF;
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bytes[5] = ((uint64_t) n >> 16) & 0xFF;
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bytes[6] = ((uint64_t) n >> 8) & 0xFF;
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bytes[7] = (uint64_t) n & 0xFF;
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if (b->last + sizeof(bytes) > b->end) {
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return NGX_ERROR;
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@ -51,10 +36,10 @@ ngx_rtmp_mp4_field_32(ngx_buf_t *b, uint32_t n)
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{
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u_char bytes[4];
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bytes[0] = ((uint32_t)n >> 24) & 0xFF;
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bytes[1] = ((uint32_t)n >> 16) & 0xFF;
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bytes[2] = ((uint32_t)n >> 8) & 0xFF;
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bytes[3] = (uint32_t)n & 0xFF;
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bytes[0] = ((uint32_t) n >> 24) & 0xFF;
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bytes[1] = ((uint32_t) n >> 16) & 0xFF;
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bytes[2] = ((uint32_t) n >> 8) & 0xFF;
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bytes[3] = (uint32_t) n & 0xFF;
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if (b->last + sizeof(bytes) > b->end) {
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return NGX_ERROR;
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@ -71,9 +56,9 @@ ngx_rtmp_mp4_field_24(ngx_buf_t *b, uint32_t n)
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{
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u_char bytes[3];
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bytes[0] = ((uint32_t)n >> 16) & 0xFF;
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bytes[1] = ((uint32_t)n >> 8) & 0xFF;
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bytes[2] = (uint32_t)n & 0xFF;
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bytes[0] = ((uint32_t) n >> 16) & 0xFF;
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bytes[1] = ((uint32_t) n >> 8) & 0xFF;
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bytes[2] = (uint32_t) n & 0xFF;
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if (b->last + sizeof(bytes) > b->end) {
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return NGX_ERROR;
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@ -90,8 +75,8 @@ ngx_rtmp_mp4_field_16(ngx_buf_t *b, uint32_t n)
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{
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u_char bytes[2];
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bytes[0] = ((uint32_t)n >> 8) & 0xFF;
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bytes[1] = (uint32_t)n & 0xFF;
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bytes[0] = ((uint32_t) n >> 8) & 0xFF;
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bytes[1] = (uint32_t) n & 0xFF;
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if (b->last + sizeof(bytes) > b->end) {
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return NGX_ERROR;
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@ -121,15 +106,9 @@ ngx_rtmp_mp4_field_8(ngx_buf_t *b, unsigned int n)
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static ngx_int_t
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ngx_rtmp_mp4_put_descr(ngx_buf_t *b, int tag, unsigned int size) {
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//int i = 3;
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/* initially stolen from ffmpeg, but most of it isnt necessary */
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ngx_rtmp_mp4_put_descr(ngx_buf_t *b, int tag, unsigned int size)
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{
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ngx_rtmp_mp4_field_8(b, tag);
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//for (; i > 0; i--) {
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// ngx_rtmp_mp4_field_8(b, (size >> (7 * i)) | 0x80);
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//}
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ngx_rtmp_mp4_field_8(b, size & 0x7F);
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return NGX_OK;
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@ -144,7 +123,7 @@ ngx_rtmp_mp4_update_box_size(ngx_buf_t *b, u_char *pos)
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curpos = b->last;
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b->last = pos;
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ngx_rtmp_mp4_field_32(b, (curpos-pos));
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ngx_rtmp_mp4_field_32(b, (uint32_t) (curpos - pos));
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b->last = curpos;
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@ -152,14 +131,18 @@ ngx_rtmp_mp4_update_box_size(ngx_buf_t *b, u_char *pos)
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}
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/* transformation matrix
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|a b u|
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|c d v|
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|tx ty w| */
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static ngx_int_t
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ngx_rtmp_mp4_write_matrix(ngx_buf_t *buf, int16_t a, int16_t b, int16_t c,
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int16_t d, int16_t tx, int16_t ty)
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{
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/*
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* transformation matrix
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* |a b u|
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* |c d v|
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* |tx ty w|
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*/
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ngx_rtmp_mp4_field_32(buf, a << 16); /* 16.16 format */
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ngx_rtmp_mp4_field_32(buf, b << 16); /* 16.16 format */
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ngx_rtmp_mp4_field_32(buf, 0); /* u in 2.30 format */
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@ -234,10 +217,10 @@ ngx_rtmp_mp4_write_mvhd(ngx_buf_t *b, ngx_rtmp_mp4_metadata_t *metadata)
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ngx_rtmp_mp4_field_32(b, 0); /* version */
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ngx_rtmp_mp4_field_32(b, 0x00000000); /* creation time */
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ngx_rtmp_mp4_field_32(b, 0); /* modification time */
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ngx_rtmp_mp4_field_32(b, NGX_RTMP_MP4_TIMESCALE); /* timescale */
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ngx_rtmp_mp4_field_32(b, 1000); /* timescale */
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ngx_rtmp_mp4_field_32(b, 0); /* duration */
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ngx_rtmp_mp4_field_32(b, NGX_RTMP_MP4_PREFERRED_RATE); /* playback rate */
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ngx_rtmp_mp4_field_16(b, NGX_RTMP_MP4_PREFERRED_VOLUME); /* volume rate */
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ngx_rtmp_mp4_field_32(b, 0x00010000); /* playback rate */
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ngx_rtmp_mp4_field_16(b, 0x0100); /* volume rate */
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ngx_rtmp_mp4_field_16(b, 0); /* reserved */
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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@ -324,7 +307,7 @@ ngx_rtmp_mp4_write_mdhd(ngx_buf_t *b)
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ngx_rtmp_mp4_field_32(b, 0);
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/* time scale*/
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ngx_rtmp_mp4_field_32(b, NGX_RTMP_MP4_TIMESCALE);
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ngx_rtmp_mp4_field_32(b, 1000);
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/* duration */
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ngx_rtmp_mp4_field_32(b, 0);
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@ -466,8 +449,8 @@ ngx_rtmp_mp4_write_avcc(ngx_rtmp_session_t *s, ngx_buf_t *b,
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ngx_rtmp_mp4_metadata_t *metadata)
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{
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u_char *pos, *p;
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ngx_rtmp_codec_ctx_t *codec_ctx;
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ngx_chain_t *in;
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ngx_rtmp_codec_ctx_t *codec_ctx;
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codec_ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_codec_module);
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@ -518,37 +501,54 @@ ngx_rtmp_mp4_write_video(ngx_rtmp_session_t *s, ngx_buf_t *b,
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/* box size placeholder */
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ngx_rtmp_mp4_field_32(b, 0);
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b->last = ngx_cpymem(b->last, "avc1", sizeof("avc1")-1);
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b->last = ngx_cpymem(b->last, "avc1", sizeof("avc1") - 1);
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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ngx_rtmp_mp4_field_16(b, 0); /* reserved */
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ngx_rtmp_mp4_field_16(b, 1); /* data reference index */
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ngx_rtmp_mp4_field_16(b, 0); /* codec stream version */
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ngx_rtmp_mp4_field_16(b, 0); /* codec stream revision (=0) */
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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/* reserved */
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ngx_rtmp_mp4_field_32(b, 0);
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ngx_rtmp_mp4_field_16(b, 0);
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/* data reference index */
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ngx_rtmp_mp4_field_16(b, 1);
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/* codec stream version & revision */
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ngx_rtmp_mp4_field_16(b, 0);
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ngx_rtmp_mp4_field_16(b, 0);
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/* reserved */
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ngx_rtmp_mp4_field_32(b, 0);
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ngx_rtmp_mp4_field_32(b, 0);
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ngx_rtmp_mp4_field_32(b, 0);
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/* width & height */
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ngx_rtmp_mp4_field_16(b, metadata->width);
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ngx_rtmp_mp4_field_16(b, metadata->height);
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ngx_rtmp_mp4_field_32(b, 0x00480000); /* Horizontal resolution 72dpi */
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ngx_rtmp_mp4_field_32(b, 0x00480000); /* Vertical resolution 72dpi */
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ngx_rtmp_mp4_field_32(b, 0); /* Data size (= 0) */
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ngx_rtmp_mp4_field_16(b, 1); /* Frame count (= 1) */
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ngx_rtmp_mp4_field_8(b, 0); /* compressor name len */
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b->last = ngx_cpymem(b->last, compressor_name, sizeof(compressor_name)+1);
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/* horizontal & vertical resolutions 72 dpi */
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ngx_rtmp_mp4_field_32(b, 0x00480000);
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ngx_rtmp_mp4_field_32(b, 0x00480000);
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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ngx_rtmp_mp4_field_32(b, 0); /* reserved */
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ngx_rtmp_mp4_field_16(b, 0x18); /* reserved */
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ngx_rtmp_mp4_field_16(b, 0xffff); /* reserved */
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/* data size */
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ngx_rtmp_mp4_field_32(b, 0);
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/* frame count */
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ngx_rtmp_mp4_field_16(b, 1);
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/* compressor name */
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ngx_rtmp_mp4_field_32(b, 0);
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ngx_rtmp_mp4_field_32(b, 0);
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ngx_rtmp_mp4_field_32(b, 0);
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/* reserved */
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ngx_rtmp_mp4_field_32(b, 0);
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ngx_rtmp_mp4_field_32(b, 0);
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ngx_rtmp_mp4_field_32(b, 0);
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ngx_rtmp_mp4_field_32(b, 0);
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ngx_rtmp_mp4_field_32(b, 0);
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ngx_rtmp_mp4_field_16(b, 0x18);
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ngx_rtmp_mp4_field_16(b, 0xffff);
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ngx_rtmp_mp4_write_avcc(s, b, metadata);
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ngx_rtmp_mp4_update_box_size(b, pos);
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return NGX_OK;
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@ -559,12 +559,11 @@ static ngx_int_t
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ngx_rtmp_mp4_write_esds(ngx_rtmp_session_t *s, ngx_buf_t *b,
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ngx_rtmp_mp4_metadata_t *metadata)
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{
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u_char *pos;
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ngx_rtmp_codec_ctx_t *codec_ctx;
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ngx_chain_t *aac;
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int decoder_info;
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int aac_header_offset;
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u_char *pos;
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ngx_chain_t *aac;
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ngx_rtmp_codec_ctx_t *codec_ctx;
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codec_ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_codec_module);
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@ -1125,7 +1124,7 @@ ngx_rtmp_mp4_write_sidx(ngx_buf_t *b, ngx_uint_t reference_size,
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ngx_rtmp_mp4_field_32(b, 1);
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/* timescale */
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ngx_rtmp_mp4_field_32(b, NGX_RTMP_MP4_TIMESCALE);
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ngx_rtmp_mp4_field_32(b, 1000);
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/* earliest presentation time */
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ngx_rtmp_mp4_field_32(b, earliest_pres_time);
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@ -1186,7 +1185,7 @@ ngx_rtmp_mp4_write_mdat(ngx_buf_t *b, ngx_uint_t size)
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{
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ngx_rtmp_mp4_field_32(b, size);
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b->last = ngx_cpymem(b->last, "mdat", sizeof("mdat")-1);
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b->last = ngx_cpymem(b->last, "mdat", sizeof("mdat") - 1);
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return NGX_OK;
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}
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