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Implement support to RTMP, RTMPT, RTMPE, RTMPTE, RTMPS protocols via
librtmp. Patch by Howard Chu <hyc * highlandsun * com>. Originally committed as revision 22710 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Howard Chu
committed by
Stefano Sabatini
Stefano Sabatini
parent
9bee245954
commit
0f943ce663
206
libavformat/librtmp.c
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206
libavformat/librtmp.c
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@@ -0,0 +1,206 @@
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/*
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* RTMP network protocol
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* Copyright (c) 2010 Howard Chu
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file libavformat/librtmp.c
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* RTMP protocol based on http://rtmpdump.mplayerhq.hu librtmp
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*/
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#include "avformat.h"
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#include <librtmp/rtmp.h>
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#include <librtmp/log.h>
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static int rtmp_close(URLContext *s)
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{
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RTMP *r = s->priv_data;
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RTMP_Close(r);
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av_free(r);
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return 0;
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}
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/**
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* Opens RTMP connection and verifies that the stream can be played.
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*
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* URL syntax: rtmp://server[:port][/app][/playpath][ keyword=value]...
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* where 'app' is first one or two directories in the path
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* (e.g. /ondemand/, /flash/live/, etc.)
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* and 'playpath' is a file name (the rest of the path,
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* may be prefixed with "mp4:")
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*
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* Additional RTMP library options may be appended as
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* space-separated key-value pairs.
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*/
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static int rtmp_open(URLContext *s, const char *uri, int flags)
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{
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RTMP *r;
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int rc;
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r = av_mallocz(sizeof(RTMP));
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if (!r)
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return AVERROR(ENOMEM);
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switch(av_log_get_level()) {
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default:
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case AV_LOG_FATAL: rc = RTMP_LOGCRIT; break;
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case AV_LOG_ERROR: rc = RTMP_LOGERROR; break;
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case AV_LOG_WARNING: rc = RTMP_LOGWARNING; break;
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case AV_LOG_INFO: rc = RTMP_LOGINFO; break;
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case AV_LOG_VERBOSE: rc = RTMP_LOGDEBUG; break;
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case AV_LOG_DEBUG: rc = RTMP_LOGDEBUG2; break;
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}
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RTMP_LogSetLevel(rc);
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RTMP_Init(r);
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if (!RTMP_SetupURL(r, s->filename)) {
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rc = -1;
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goto fail;
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}
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if (flags & URL_WRONLY)
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r->Link.protocol |= RTMP_FEATURE_WRITE;
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if (!RTMP_Connect(r, NULL) || !RTMP_ConnectStream(r, 0)) {
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rc = -1;
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goto fail;
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}
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s->priv_data = r;
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s->is_streamed = 1;
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return 0;
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fail:
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av_free(r);
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return rc;
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}
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static int rtmp_write(URLContext *s, uint8_t *buf, int size)
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{
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RTMP *r = s->priv_data;
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return RTMP_Write(r, buf, size);
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}
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static int rtmp_read(URLContext *s, uint8_t *buf, int size)
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{
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RTMP *r = s->priv_data;
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return RTMP_Read(r, buf, size);
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}
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static int rtmp_read_pause(URLContext *s, int pause)
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{
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RTMP *r = s->priv_data;
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if (pause)
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r->m_pauseStamp =
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r->m_channelTimestamp[r->m_mediaChannel];
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if (!RTMP_SendPause(r, pause, r->m_pauseStamp))
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return -1;
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return 0;
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}
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static int64_t rtmp_read_seek(URLContext *s, int stream_index,
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int64_t timestamp, int flags)
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{
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RTMP *r = s->priv_data;
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if (flags & AVSEEK_FLAG_BYTE)
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return AVERROR_NOTSUPP;
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/* seeks are in milliseconds */
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timestamp = av_rescale(timestamp, AV_TIME_BASE, 1000);
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if (!RTMP_SendSeek(r, timestamp))
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return -1;
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return timestamp;
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}
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static int rtmp_get_file_handle(URLContext *s)
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{
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RTMP *r = s->priv_data;
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return r->m_sb.sb_socket;
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}
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URLProtocol rtmp_protocol = {
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"rtmp",
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rtmp_open,
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rtmp_read,
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rtmp_write,
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NULL, /* seek */
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rtmp_close,
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NULL, /* next */
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rtmp_read_pause,
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rtmp_read_seek,
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rtmp_get_file_handle
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};
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URLProtocol rtmpt_protocol = {
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"rtmpt",
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rtmp_open,
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rtmp_read,
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rtmp_write,
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NULL, /* seek */
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rtmp_close,
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NULL, /* next */
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rtmp_read_pause,
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rtmp_read_seek,
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rtmp_get_file_handle
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};
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URLProtocol rtmpe_protocol = {
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"rtmpe",
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rtmp_open,
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rtmp_read,
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rtmp_write,
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NULL, /* seek */
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rtmp_close,
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NULL, /* next */
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rtmp_read_pause,
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rtmp_read_seek,
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rtmp_get_file_handle
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};
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URLProtocol rtmpte_protocol = {
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"rtmpte",
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rtmp_open,
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rtmp_read,
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rtmp_write,
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NULL, /* seek */
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rtmp_close,
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NULL, /* next */
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rtmp_read_pause,
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rtmp_read_seek,
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rtmp_get_file_handle
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};
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URLProtocol rtmps_protocol = {
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"rtmps",
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rtmp_open,
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rtmp_read,
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rtmp_write,
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NULL, /* seek */
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rtmp_close,
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NULL, /* next */
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rtmp_read_pause,
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rtmp_read_seek,
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rtmp_get_file_handle
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};
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