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Merge branch 'srs.master'

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This commit is contained in:
winlin 2014-11-08 10:29:19 +08:00
commit 8985147e6b
3 changed files with 50 additions and 14 deletions
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8
trunk/research/librtmp/srs_h264_raw_publish.c
View file

@ -50,9 +50,13 @@ int read_h264_frame(char* data, int size, char** pp, int fps,
srs_trace("h264 raw data invalid."); srs_trace("h264 raw data invalid.");
return -1; return -1;
} }
// @see srs_write_h264_raw_frames
// each frame prefixed h.264 annexb header, by N[00] 00 00 01, where N>=0,
// for instance, frame = header(00 00 00 01) + payload(67 42 80 29 95 A0 14 01 6E 40)
*frame = p;
p += pnb_start_code; p += pnb_start_code;
*frame = p;
for (;p < data + size; p++) { for (;p < data + size; p++) {
if (srs_h264_startswith_annexb(p, size - (p - data), &pnb_start_code)) { if (srs_h264_startswith_annexb(p, size - (p - data), &pnb_start_code)) {
break; break;
@ -162,7 +166,7 @@ int main(int argc, char** argv)
} }
// send out the h264 packet over RTMP // send out the h264 packet over RTMP
if (srs_write_h264_raw_frame(rtmp, data, size, dts, pts) != 0) { if (srs_write_h264_raw_frames(rtmp, data, size, dts, pts) != 0) {
srs_trace("send h264 raw data failed."); srs_trace("send h264 raw data failed.");
goto rtmp_destroy; goto rtmp_destroy;
} }

10
trunk/src/libs/srs_librtmp.cpp
View file

@ -996,21 +996,23 @@ char* srs_amf0_human_print(srs_amf0_t amf0, char** pdata, int* psize)
return any->human_print(pdata, psize); return any->human_print(pdata, psize);
} }
int srs_write_h264_raw_frame(srs_rtmp_t rtmp, char* frame, int frame_size, u_int32_t dts, u_int32_t pts) int srs_write_h264_raw_frames(srs_rtmp_t rtmp, char* frames, int frames_size, u_int32_t dts, u_int32_t pts)
{ {
int ret = ERROR_SUCCESS; int ret = ERROR_SUCCESS;
srs_assert(frame_size > 1); srs_assert(frames_size > 1);
srs_assert(rtmp != NULL); srs_assert(rtmp != NULL);
Context* context = (Context*)rtmp; Context* context = (Context*)rtmp;
// 5bits, 7.3.1 NAL unit syntax, /*// 5bits, 7.3.1 NAL unit syntax,
// H.264-AVC-ISO_IEC_14496-10.pdf, page 44. // H.264-AVC-ISO_IEC_14496-10.pdf, page 44.
// 7: SPS, 8: PPS, 5: I Frame, 1: P Frame // 7: SPS, 8: PPS, 5: I Frame, 1: P Frame
u_int8_t nal_unit_type = (char)frame[0] & 0x1f; u_int8_t nal_unit_type = (char)frame[0] & 0x1f;
/*// the timestamp in rtmp message header is dts. // the RTMP packet header
// the timestamp in rtmp message header is dts.
u_int32_t timestamp = dts; u_int32_t timestamp = dts;
// for h264 in RTMP video payload, there is 5bytes header: // for h264 in RTMP video payload, there is 5bytes header:

46
trunk/src/libs/srs_librtmp.hpp
View file

@ -338,21 +338,51 @@ extern char* srs_amf0_human_print(srs_amf0_t amf0, char** pdata, int* psize);
*************************************************************/ *************************************************************/
/** /**
* write h.264 raw frame over RTMP to rtmp server. * write h.264 raw frame over RTMP to rtmp server.
* @param frame the input h264 raw data, an encoded h.264 I/P/B frame data. * @param frames the input h264 raw data, encoded h.264 I/P/B frames data.
* the frame without h.264 annexb header, by N[00] 00 00 01, where N>=0, * frames can be one or more than one frame,
* for instance, header(00 00 00 01) + frame(67 42 80 29 95 A0 14 01 6E 40) * each frame prefixed h.264 annexb header, by N[00] 00 00 01, where N>=0,
* @paam frame_size the size of h264 raw data. * for instance, frame = header(00 00 00 01) + payload(67 42 80 29 95 A0 14 01 6E 40)
* assert frame_size > 1, at least has 1 bytes header. * @paam frames_size the size of h264 raw data.
* assert frames_size > 1, at least has 1 bytes header.
* @param dts the dts of h.264 raw data. * @param dts the dts of h.264 raw data.
* @param pts the pts of h.264 raw data. * @param pts the pts of h.264 raw data.
* *
* @remark, user should free the frame. * @remark, user should free the frames.
* @remark, the tbn of dts/pts is 1/1000 for RTMP, that is, in ms. * @remark, the tbn of dts/pts is 1/1000 for RTMP, that is, in ms.
* *
* @return 0, success; otherswise, failed. * @return 0, success; otherswise, failed.
*/ */
extern int srs_write_h264_raw_frame(srs_rtmp_t rtmp, /**
char* frame, int frame_size, u_int32_t dts, u_int32_t pts For the example file:
http://winlinvip.github.io/srs.release/3rdparty/720p.h264.raw
The data sequence is:
// SPS
000000016742802995A014016E40
// PPS
0000000168CE3880
// IFrame
0000000165B8041014C038008B0D0D3A071.....
// PFrame
0000000141E02041F8CDDC562BBDEFAD2F.....
User can send the SPS+PPS, then each frame:
// SPS+PPS
srs_write_h264_raw_frame('000000016742802995A014016E400000000168CE3880', size, dts, pts)
// IFrame
srs_write_h264_raw_frame('0000000165B8041014C038008B0D0D3A071......', size, dts, pts)
// PFrame
srs_write_h264_raw_frame('0000000141E02041F8CDDC562BBDEFAD2F......', size, dts, pts)
User also can send one by one:
// SPS
srs_write_h264_raw_frame('000000016742802995A014016E4', size, dts, pts)
// PPS
srs_write_h264_raw_frame('00000000168CE3880', size, dts, pts)
// IFrame
srs_write_h264_raw_frame('0000000165B8041014C038008B0D0D3A071......', size, dts, pts)
// PFrame
srs_write_h264_raw_frame('0000000141E02041F8CDDC562BBDEFAD2F......', size, dts, pts)
*/
extern int srs_write_h264_raw_frames(srs_rtmp_t rtmp,
char* frames, int frames_size, u_int32_t dts, u_int32_t pts
); );
/** /**
* whether h264 raw data starts with the annexb, * whether h264 raw data starts with the annexb,