mirror of
https://github.com/mpv-player/mpv
synced 2024-12-09 16:36:15 +00:00
dd390cede9
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14640 b3059339-0415-0410-9bf9-f77b7e298cf2
856 lines
26 KiB
C
856 lines
26 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <errno.h>
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#include <limits.h>
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#include "config.h"
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#ifndef HAVE_WINSOCK2
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#define closesocket close
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#else
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#include <winsock2.h>
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#endif
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#include "url.h"
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#include "http.h"
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#include "asf.h"
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#include "stream.h"
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#include "demuxer.h"
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#include "network.h"
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#ifdef ARCH_X86
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#define ASF_LOAD_GUID_PREFIX(guid) (*(uint32_t *)(guid))
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#else
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#define ASF_LOAD_GUID_PREFIX(guid) \
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((guid)[3] << 24 | (guid)[2] << 16 | (guid)[1] << 8 | (guid)[0])
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#endif
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extern int verbose;
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int asf_http_streaming_start( stream_t *stream, int *demuxer_type );
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int asf_mmst_streaming_start( stream_t *stream );
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// We can try several protocol for asf streaming
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// * first the UDP protcol, if there is a firewall, UDP
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// packets will not come back, so the mmsu will failed.
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// * Then we can try TCP, but if there is a proxy for
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// internet connection, the TCP connection will not get
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// through
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// * Then we can try HTTP.
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//
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// Note: Using WMP sequence MMSU then MMST and then HTTP.
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int
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asf_streaming_start( stream_t *stream, int *demuxer_type) {
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char *proto = stream->streaming_ctrl->url->protocol;
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int fd = -1;
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int port = stream->streaming_ctrl->url->port;
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// Is protocol even valid mms,mmsu,mmst,http,http_proxy?
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if (!(!strncasecmp(proto, "mmst", 4) || !strncasecmp(proto, "mmsu", 4) ||
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!strncasecmp(proto, "http_proxy", 10) || !strncasecmp(proto, "mms", 3) ||
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!strncasecmp(proto, "http", 4)))
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{
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Unknown protocol: %s\n", proto );
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return -1;
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}
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// Is protocol mms or mmsu?
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if (!strncasecmp(proto, "mmsu", 4) || !strncasecmp(proto, "mms", 3))
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{
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mp_msg(MSGT_NETWORK,MSGL_V,"Trying ASF/UDP...\n");
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//fd = asf_mmsu_streaming_start( stream );
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if( fd>-1 ) return fd; //mmsu support is not implemented yet - using this code
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mp_msg(MSGT_NETWORK,MSGL_V," ===> ASF/UDP failed\n");
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if( fd==-2 ) return -1;
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}
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//Is protocol mms or mmst?
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if (!strncasecmp(proto, "mmst", 4) || !strncasecmp(proto, "mms", 3))
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{
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mp_msg(MSGT_NETWORK,MSGL_V,"Trying ASF/TCP...\n");
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fd = asf_mmst_streaming_start( stream );
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stream->streaming_ctrl->url->port = port;
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if( fd>-1 ) return fd;
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mp_msg(MSGT_NETWORK,MSGL_V," ===> ASF/TCP failed\n");
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if( fd==-2 ) return -1;
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}
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//Is protocol http, http_proxy, or mms?
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if (!strncasecmp(proto, "http_proxy", 10) || !strncasecmp(proto, "http", 4) ||
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!strncasecmp(proto, "mms", 3))
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{
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mp_msg(MSGT_NETWORK,MSGL_V,"Trying ASF/HTTP...\n");
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fd = asf_http_streaming_start( stream, demuxer_type );
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stream->streaming_ctrl->url->port = port;
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if( fd>-1 ) return fd;
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mp_msg(MSGT_NETWORK,MSGL_V," ===> ASF/HTTP failed\n");
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if( fd==-2 ) return -1;
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}
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//everything failed
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return -1;
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}
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int
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asf_streaming(ASF_stream_chunck_t *stream_chunck, int *drop_packet ) {
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/*
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printf("ASF stream chunck size=%d\n", stream_chunck->size);
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printf("length: %d\n", length );
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printf("0x%02X\n", stream_chunck->type );
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*/
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if( drop_packet!=NULL ) *drop_packet = 0;
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if( stream_chunck->size<8 ) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Ahhhh, stream_chunck size is too small: %d\n", stream_chunck->size);
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return -1;
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}
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if( stream_chunck->size!=stream_chunck->size_confirm ) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"size_confirm mismatch!: %d %d\n", stream_chunck->size, stream_chunck->size_confirm);
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return -1;
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}
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/*
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printf(" type: 0x%02X\n", stream_chunck->type );
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printf(" size: %d (0x%02X)\n", stream_chunck->size, stream_chunck->size );
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printf(" sequence_number: 0x%04X\n", stream_chunck->sequence_number );
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printf(" unknown: 0x%02X\n", stream_chunck->unknown );
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printf(" size_confirm: 0x%02X\n", stream_chunck->size_confirm );
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*/
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switch(stream_chunck->type) {
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case ASF_STREAMING_CLEAR: // $C Clear ASF configuration
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mp_msg(MSGT_NETWORK,MSGL_V,"=====> Clearing ASF stream configuration!\n");
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if( drop_packet!=NULL ) *drop_packet = 1;
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return stream_chunck->size;
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break;
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case ASF_STREAMING_DATA: // $D Data follows
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// printf("=====> Data follows\n");
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break;
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case ASF_STREAMING_END_TRANS: // $E Transfer complete
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mp_msg(MSGT_NETWORK,MSGL_V,"=====> Transfer complete\n");
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if( drop_packet!=NULL ) *drop_packet = 1;
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return stream_chunck->size;
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break;
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case ASF_STREAMING_HEADER: // $H ASF header chunk follows
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mp_msg(MSGT_NETWORK,MSGL_V,"=====> ASF header chunk follows\n");
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break;
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default:
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mp_msg(MSGT_NETWORK,MSGL_V,"=====> Unknown stream type 0x%x\n", stream_chunck->type );
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}
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return stream_chunck->size+4;
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}
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extern int find_asf_guid(char *buf, const char *guid, int cur_pos, int buf_len);
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extern const char asf_file_header_guid[];
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extern const char asf_stream_header_guid[];
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extern const char asf_stream_group_guid[];
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extern int audio_id;
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extern int video_id;
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static int max_idx(int s_count, int *s_rates, int bound) {
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int i, best = -1, rate = -1;
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for (i = 0; i < s_count; i++) {
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if (s_rates[i] > rate && s_rates[i] <= bound) {
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rate = s_rates[i];
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best = i;
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}
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}
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return best;
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}
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static int
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asf_streaming_parse_header(int fd, streaming_ctrl_t* streaming_ctrl) {
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ASF_header_t asfh;
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ASF_stream_chunck_t chunk;
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asf_http_streaming_ctrl_t* asf_ctrl = (asf_http_streaming_ctrl_t*) streaming_ctrl->data;
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char* buffer=NULL, *chunk_buffer=NULL;
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int i,r,size,pos = 0;
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int start;
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int buffer_size = 0;
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int chunk_size2read = 0;
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int bw = streaming_ctrl->bandwidth;
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int *v_rates = NULL, *a_rates = NULL;
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int v_rate = 0, a_rate = 0, a_idx = -1, v_idx = -1;
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if(asf_ctrl == NULL) return -1;
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// The ASF header can be in several network chunks. For example if the content description
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// is big, the ASF header will be split in 2 network chunk.
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// So we need to retrieve all the chunk before starting to parse the header.
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do {
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for( r=0; r < (int)sizeof(ASF_stream_chunck_t) ; ) {
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i = nop_streaming_read(fd,((char*)&chunk)+r,sizeof(ASF_stream_chunck_t) - r,streaming_ctrl);
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if(i <= 0) return -1;
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r += i;
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}
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// Endian handling of the stream chunk
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le2me_ASF_stream_chunck_t(&chunk);
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size = asf_streaming( &chunk, &r) - sizeof(ASF_stream_chunck_t);
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if(r) mp_msg(MSGT_NETWORK,MSGL_WARN,"Warning : drop header ????\n");
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if(size < 0){
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Error while parsing chunk header\n");
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return -1;
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}
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if (chunk.type != ASF_STREAMING_HEADER) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Don't got a header as first chunk !!!!\n");
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return -1;
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}
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buffer = (char*) malloc(size+buffer_size);
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if(buffer == NULL) {
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mp_msg(MSGT_NETWORK,MSGL_FATAL,"Error can't allocate %d bytes buffer\n",size+buffer_size);
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return -1;
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}
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if( chunk_buffer!=NULL ) {
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memcpy( buffer, chunk_buffer, buffer_size );
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free( chunk_buffer );
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}
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chunk_buffer = buffer;
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buffer += buffer_size;
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buffer_size += size;
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for(r = 0; r < size;) {
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i = nop_streaming_read(fd,buffer+r,size-r,streaming_ctrl);
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if(i < 0) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Error while reading network stream\n");
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return -1;
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}
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r += i;
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}
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if( chunk_size2read==0 ) {
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if(size < (int)sizeof(asfh)) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Error chunk is too small\n");
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return -1;
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} else mp_msg(MSGT_NETWORK,MSGL_DBG2,"Got chunk\n");
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memcpy(&asfh,buffer,sizeof(asfh));
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le2me_ASF_header_t(&asfh);
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chunk_size2read = asfh.objh.size;
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mp_msg(MSGT_NETWORK,MSGL_DBG2,"Size 2 read=%d\n", chunk_size2read);
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}
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} while( buffer_size<chunk_size2read);
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buffer = chunk_buffer;
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size = buffer_size;
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if(asfh.cno > 256) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Error sub chunks number is invalid\n");
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return -1;
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}
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start = sizeof(asfh);
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pos = find_asf_guid(buffer, asf_file_header_guid, start, size);
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if (pos >= 0) {
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ASF_file_header_t *fileh = (ASF_file_header_t *) &buffer[pos];
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pos += sizeof(ASF_file_header_t);
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if (pos > size) goto len_err_out;
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le2me_ASF_file_header_t(fileh);
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/*
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if(fileh.packetsize != fileh.packetsize2) {
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printf("Error packetsize check don't match\n");
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return -1;
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}
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*/
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asf_ctrl->packet_size = fileh->max_packet_size;
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// before playing.
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// preroll: time in ms to bufferize before playing
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streaming_ctrl->prebuffer_size = (unsigned int)(((double)fileh->preroll/1000.0)*((double)fileh->max_bitrate/8.0));
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}
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pos = start;
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while ((pos = find_asf_guid(buffer, asf_stream_header_guid, pos, size)) >= 0)
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{
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ASF_stream_header_t *streamh = (ASF_stream_header_t *)&buffer[pos];
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pos += sizeof(ASF_stream_header_t);
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if (pos > size) goto len_err_out;
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le2me_ASF_stream_header_t(streamh);
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switch(ASF_LOAD_GUID_PREFIX(streamh->type)) {
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case 0xF8699E40 : // audio stream
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if(asf_ctrl->audio_streams == NULL){
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asf_ctrl->audio_streams = (int*)malloc(sizeof(int));
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asf_ctrl->n_audio = 1;
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} else {
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asf_ctrl->n_audio++;
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asf_ctrl->audio_streams = (int*)realloc(asf_ctrl->audio_streams,
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asf_ctrl->n_audio*sizeof(int));
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}
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asf_ctrl->audio_streams[asf_ctrl->n_audio-1] = streamh->stream_no;
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break;
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case 0xBC19EFC0 : // video stream
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if(asf_ctrl->video_streams == NULL){
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asf_ctrl->video_streams = (int*)malloc(sizeof(int));
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asf_ctrl->n_video = 1;
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} else {
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asf_ctrl->n_video++;
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asf_ctrl->video_streams = (int*)realloc(asf_ctrl->video_streams,
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asf_ctrl->n_video*sizeof(int));
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}
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asf_ctrl->video_streams[asf_ctrl->n_video-1] = streamh->stream_no;
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break;
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}
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}
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// always allocate to avoid lots of ifs later
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v_rates = calloc(asf_ctrl->n_video, sizeof(int));
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a_rates = calloc(asf_ctrl->n_audio, sizeof(int));
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pos = find_asf_guid(buffer, asf_stream_group_guid, start, size);
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if (pos >= 0) {
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// stream bitrate properties object
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int stream_count;
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char *ptr = &buffer[pos];
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mp_msg(MSGT_NETWORK, MSGL_V, "Stream bitrate properties object\n");
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stream_count = le2me_16(*(uint16_t*)ptr);
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ptr += sizeof(uint16_t);
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if (ptr > &buffer[size]) goto len_err_out;
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mp_msg(MSGT_NETWORK, MSGL_V, " stream count=[0x%x][%u]\n",
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stream_count, stream_count );
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for( i=0 ; i<stream_count ; i++ ) {
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uint32_t rate;
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int id;
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int j;
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id = le2me_16(*(uint16_t*)ptr);
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ptr += sizeof(uint16_t);
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if (ptr > &buffer[size]) goto len_err_out;
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memcpy(&rate, ptr, sizeof(uint32_t));// workaround unaligment bug on sparc
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ptr += sizeof(uint32_t);
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if (ptr > &buffer[size]) goto len_err_out;
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rate = le2me_32(rate);
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mp_msg(MSGT_NETWORK, MSGL_V,
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" stream id=[0x%x][%u]\n", id, id);
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mp_msg(MSGT_NETWORK, MSGL_V,
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" max bitrate=[0x%x][%u]\n", rate, rate);
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for (j = 0; j < asf_ctrl->n_video; j++) {
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if (id == asf_ctrl->video_streams[j]) {
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mp_msg(MSGT_NETWORK, MSGL_V, " is video stream\n");
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v_rates[j] = rate;
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break;
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}
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}
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for (j = 0; j < asf_ctrl->n_audio; j++) {
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if (id == asf_ctrl->audio_streams[j]) {
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mp_msg(MSGT_NETWORK, MSGL_V, " is audio stream\n");
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a_rates[j] = rate;
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break;
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}
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}
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}
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}
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free(buffer);
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// automatic stream selection based on bandwidth
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if (bw == 0) bw = INT_MAX;
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mp_msg(MSGT_NETWORK, MSGL_V, "Max bandwidth set to %d\n", bw);
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if (asf_ctrl->n_audio) {
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// find lowest-bitrate audio stream
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a_rate = a_rates[0];
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a_idx = 0;
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for (i = 0; i < asf_ctrl->n_audio; i++) {
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if (a_rates[i] < a_rate) {
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a_rate = a_rates[i];
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a_idx = i;
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}
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}
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if (max_idx(asf_ctrl->n_video, v_rates, bw - a_rate) < 0) {
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// both audio and video are not possible, try video only next
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a_idx = -1;
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a_rate = 0;
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}
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}
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// find best video stream
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v_idx = max_idx(asf_ctrl->n_video, v_rates, bw - a_rate);
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if (v_idx >= 0)
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v_rate = v_rates[v_idx];
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// find best audio stream
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a_idx = max_idx(asf_ctrl->n_audio, a_rates, bw - v_rate);
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free(v_rates);
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free(a_rates);
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if (a_idx < 0 && v_idx < 0) {
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mp_msg(MSGT_NETWORK, MSGL_FATAL, "bandwidth too small, "
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"file cannot be played!\n");
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return -1;
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}
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if (audio_id > 0)
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// a audio stream was forced
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asf_ctrl->audio_id = audio_id;
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else if (a_idx >= 0)
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asf_ctrl->audio_id = asf_ctrl->audio_streams[a_idx];
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else if (asf_ctrl->n_audio) {
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mp_msg(MSGT_NETWORK, MSGL_WARN, "bandwidth too small, "
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"deselected audio stream\n");
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audio_id = -2;
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}
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if (video_id > 0)
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// a video stream was forced
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asf_ctrl->video_id = video_id;
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else if (v_idx >= 0)
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asf_ctrl->video_id = asf_ctrl->video_streams[v_idx];
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else if (asf_ctrl->n_video) {
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mp_msg(MSGT_NETWORK, MSGL_WARN, "bandwidth too small, "
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"deselected video stream\n");
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video_id = -2;
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}
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return 1;
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len_err_out:
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mp_msg(MSGT_NETWORK, MSGL_FATAL, "Invalid length in ASF header!\n");
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if (buffer) free(buffer);
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if (v_rates) free(v_rates);
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if (a_rates) free(a_rates);
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return -1;
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}
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int
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asf_http_streaming_read( int fd, char *buffer, int size, streaming_ctrl_t *streaming_ctrl ) {
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static ASF_stream_chunck_t chunk;
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int read,chunk_size = 0;
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static int rest = 0, drop_chunk = 0, waiting = 0;
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asf_http_streaming_ctrl_t *asf_http_ctrl = (asf_http_streaming_ctrl_t*)streaming_ctrl->data;
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while(1) {
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if (rest == 0 && waiting == 0) {
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read = 0;
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while(read < (int)sizeof(ASF_stream_chunck_t)){
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int r = nop_streaming_read( fd, ((char*)&chunk) + read,
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sizeof(ASF_stream_chunck_t)-read,
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streaming_ctrl );
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if(r <= 0){
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if( r < 0)
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Error while reading chunk header\n");
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return -1;
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}
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|
read += r;
|
|
}
|
|
|
|
// Endian handling of the stream chunk
|
|
le2me_ASF_stream_chunck_t(&chunk);
|
|
chunk_size = asf_streaming( &chunk, &drop_chunk );
|
|
if(chunk_size < 0) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Error while parsing chunk header\n");
|
|
return -1;
|
|
}
|
|
chunk_size -= sizeof(ASF_stream_chunck_t);
|
|
|
|
if(chunk.type != ASF_STREAMING_HEADER && (!drop_chunk)) {
|
|
if (asf_http_ctrl->packet_size < chunk_size) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Error chunk_size > packet_size\n");
|
|
return -1;
|
|
}
|
|
waiting = asf_http_ctrl->packet_size;
|
|
} else {
|
|
waiting = chunk_size;
|
|
}
|
|
|
|
} else if (rest){
|
|
chunk_size = rest;
|
|
rest = 0;
|
|
}
|
|
|
|
read = 0;
|
|
if ( waiting >= chunk_size) {
|
|
if (chunk_size > size){
|
|
rest = chunk_size - size;
|
|
chunk_size = size;
|
|
}
|
|
while(read < chunk_size) {
|
|
int got = nop_streaming_read( fd,buffer+read,chunk_size-read,streaming_ctrl );
|
|
if(got <= 0) {
|
|
if(got < 0)
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Error while reading chunk\n");
|
|
return -1;
|
|
}
|
|
read += got;
|
|
}
|
|
waiting -= read;
|
|
if (drop_chunk) continue;
|
|
}
|
|
if (rest == 0 && waiting > 0 && size-read > 0) {
|
|
int s = MIN(waiting,size-read);
|
|
memset(buffer+read,0,s);
|
|
waiting -= s;
|
|
read += s;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return read;
|
|
}
|
|
|
|
int
|
|
asf_http_streaming_seek( int fd, off_t pos, streaming_ctrl_t *streaming_ctrl ) {
|
|
return -1;
|
|
// to shut up gcc warning
|
|
fd++;
|
|
pos++;
|
|
streaming_ctrl=NULL;
|
|
}
|
|
|
|
int
|
|
asf_header_check( HTTP_header_t *http_hdr ) {
|
|
ASF_obj_header_t *objh;
|
|
if( http_hdr==NULL ) return -1;
|
|
if( http_hdr->body==NULL || http_hdr->body_size<sizeof(ASF_obj_header_t) ) return -1;
|
|
|
|
objh = (ASF_obj_header_t*)http_hdr->body;
|
|
if( ASF_LOAD_GUID_PREFIX(objh->guid)==0x75B22630 ) return 0;
|
|
return -1;
|
|
}
|
|
|
|
int
|
|
asf_http_streaming_type(char *content_type, char *features, HTTP_header_t *http_hdr ) {
|
|
if( content_type==NULL ) return ASF_Unknown_e;
|
|
if( !strcasecmp(content_type, "application/octet-stream") ||
|
|
!strcasecmp(content_type, "application/vnd.ms.wms-hdr.asfv1") || // New in Corona, first request
|
|
!strcasecmp(content_type, "application/x-mms-framed") || // New in Corana, second request
|
|
!strcasecmp(content_type, "video/x-ms-asf")) {
|
|
|
|
if( strstr(features, "broadcast") ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"=====> ASF Live stream\n");
|
|
return ASF_Live_e;
|
|
} else {
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"=====> ASF Prerecorded\n");
|
|
return ASF_Prerecorded_e;
|
|
}
|
|
} else {
|
|
// Ok in a perfect world, web servers should be well configured
|
|
// so we could used mime type to know the stream type,
|
|
// but guess what? All of them are not well configured.
|
|
// So we have to check for an asf header :(, but it works :p
|
|
if( http_hdr->body_size>sizeof(ASF_obj_header_t) ) {
|
|
if( asf_header_check( http_hdr )==0 ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"=====> ASF Plain text\n");
|
|
return ASF_PlainText_e;
|
|
} else if( (!strcasecmp(content_type, "text/html")) ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"=====> HTML, MPlayer is not a browser...yet!\n");
|
|
return ASF_Unknown_e;
|
|
} else {
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"=====> ASF Redirector\n");
|
|
return ASF_Redirector_e;
|
|
}
|
|
} else {
|
|
if( (!strcasecmp(content_type, "audio/x-ms-wax")) ||
|
|
(!strcasecmp(content_type, "audio/x-ms-wma")) ||
|
|
(!strcasecmp(content_type, "video/x-ms-asf")) ||
|
|
(!strcasecmp(content_type, "video/x-ms-afs")) ||
|
|
(!strcasecmp(content_type, "video/x-ms-wvx")) ||
|
|
(!strcasecmp(content_type, "video/x-ms-wmv")) ||
|
|
(!strcasecmp(content_type, "video/x-ms-wma")) ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"=====> ASF Redirector\n");
|
|
return ASF_Redirector_e;
|
|
} else if( !strcasecmp(content_type, "text/plain") ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"=====> ASF Plain text\n");
|
|
return ASF_PlainText_e;
|
|
} else {
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"=====> ASF unknown content-type: %s\n", content_type );
|
|
return ASF_Unknown_e;
|
|
}
|
|
}
|
|
}
|
|
return ASF_Unknown_e;
|
|
}
|
|
|
|
HTTP_header_t *
|
|
asf_http_request(streaming_ctrl_t *streaming_ctrl) {
|
|
HTTP_header_t *http_hdr;
|
|
URL_t *url = NULL;
|
|
URL_t *server_url = NULL;
|
|
asf_http_streaming_ctrl_t *asf_http_ctrl;
|
|
char str[250];
|
|
char *ptr;
|
|
int i, enable;
|
|
|
|
int offset_hi=0, offset_lo=0, length=0;
|
|
int asf_nb_stream=0, stream_id;
|
|
|
|
// Sanity check
|
|
if( streaming_ctrl==NULL ) return NULL;
|
|
url = streaming_ctrl->url;
|
|
asf_http_ctrl = (asf_http_streaming_ctrl_t*)streaming_ctrl->data;
|
|
if( url==NULL || asf_http_ctrl==NULL ) return NULL;
|
|
|
|
// Common header for all requests.
|
|
http_hdr = http_new_header();
|
|
http_set_field( http_hdr, "Accept: */*" );
|
|
http_set_field( http_hdr, "User-Agent: NSPlayer/4.1.0.3856" );
|
|
http_add_basic_authentication( http_hdr, url->username, url->password );
|
|
|
|
// Check if we are using a proxy
|
|
if( !strcasecmp( url->protocol, "http_proxy" ) ) {
|
|
server_url = url_new( (url->file)+1 );
|
|
if( server_url==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Invalid proxy URL\n");
|
|
http_free( http_hdr );
|
|
return NULL;
|
|
}
|
|
http_set_uri( http_hdr, server_url->url );
|
|
sprintf( str, "Host: %.220s:%d", server_url->hostname, server_url->port );
|
|
url_free( server_url );
|
|
} else {
|
|
http_set_uri( http_hdr, url->file );
|
|
sprintf( str, "Host: %.220s:%d", url->hostname, url->port );
|
|
}
|
|
|
|
http_set_field( http_hdr, str );
|
|
http_set_field( http_hdr, "Pragma: xClientGUID={c77e7400-738a-11d2-9add-0020af0a3278}" );
|
|
sprintf(str,
|
|
"Pragma: no-cache,rate=1.000000,stream-time=0,stream-offset=%u:%u,request-context=%d,max-duration=%u",
|
|
offset_hi, offset_lo, asf_http_ctrl->request, length );
|
|
http_set_field( http_hdr, str );
|
|
|
|
switch( asf_http_ctrl->streaming_type ) {
|
|
case ASF_Live_e:
|
|
case ASF_Prerecorded_e:
|
|
http_set_field( http_hdr, "Pragma: xPlayStrm=1" );
|
|
ptr = str;
|
|
ptr += sprintf( ptr, "Pragma: stream-switch-entry=");
|
|
if(asf_http_ctrl->n_audio > 0) {
|
|
for( i=0; i<asf_http_ctrl->n_audio ; i++ ) {
|
|
stream_id = asf_http_ctrl->audio_streams[i];
|
|
if(stream_id == asf_http_ctrl->audio_id) {
|
|
enable = 0;
|
|
} else {
|
|
enable = 2;
|
|
continue;
|
|
}
|
|
asf_nb_stream++;
|
|
ptr += sprintf(ptr, "ffff:%d:%d ", stream_id, enable);
|
|
}
|
|
}
|
|
if(asf_http_ctrl->n_video > 0) {
|
|
for( i=0; i<asf_http_ctrl->n_video ; i++ ) {
|
|
stream_id = asf_http_ctrl->video_streams[i];
|
|
if(stream_id == asf_http_ctrl->video_id) {
|
|
enable = 0;
|
|
} else {
|
|
enable = 2;
|
|
continue;
|
|
}
|
|
asf_nb_stream++;
|
|
ptr += sprintf(ptr, "ffff:%d:%d ", stream_id, enable);
|
|
}
|
|
}
|
|
http_set_field( http_hdr, str );
|
|
sprintf( str, "Pragma: stream-switch-count=%d", asf_nb_stream );
|
|
http_set_field( http_hdr, str );
|
|
break;
|
|
case ASF_Redirector_e:
|
|
break;
|
|
case ASF_Unknown_e:
|
|
// First request goes here.
|
|
break;
|
|
default:
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Unknown asf stream type\n");
|
|
}
|
|
|
|
http_set_field( http_hdr, "Connection: Close" );
|
|
http_build_request( http_hdr );
|
|
|
|
return http_hdr;
|
|
}
|
|
|
|
int
|
|
asf_http_parse_response(asf_http_streaming_ctrl_t *asf_http_ctrl, HTTP_header_t *http_hdr ) {
|
|
char *content_type, *pragma;
|
|
char features[64] = "\0";
|
|
size_t len;
|
|
if( http_response_parse(http_hdr)<0 ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Failed to parse HTTP response\n");
|
|
return -1;
|
|
}
|
|
switch( http_hdr->status_code ) {
|
|
case 200:
|
|
break;
|
|
case 401: // Authentication required
|
|
return ASF_Authenticate_e;
|
|
default:
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Server return %d:%s\n", http_hdr->status_code, http_hdr->reason_phrase);
|
|
return -1;
|
|
}
|
|
|
|
content_type = http_get_field( http_hdr, "Content-Type");
|
|
//printf("Content-Type: [%s]\n", content_type);
|
|
|
|
pragma = http_get_field( http_hdr, "Pragma");
|
|
while( pragma!=NULL ) {
|
|
char *comma_ptr=NULL;
|
|
char *end;
|
|
//printf("Pragma: [%s]\n", pragma );
|
|
// The pragma line can get severals attributes
|
|
// separeted with a comma ','.
|
|
do {
|
|
if( !strncasecmp( pragma, "features=", 9) ) {
|
|
pragma += 9;
|
|
end = strstr( pragma, "," );
|
|
if( end==NULL ) {
|
|
size_t s = strlen(pragma);
|
|
if(s > sizeof(features)) {
|
|
mp_msg(MSGT_NETWORK,MSGL_WARN,"ASF HTTP PARSE WARNING : Pragma %s cuted from %d bytes to %d\n",pragma,s,sizeof(features));
|
|
len = sizeof(features);
|
|
} else {
|
|
len = s;
|
|
}
|
|
} else {
|
|
len = MIN((unsigned int)(end-pragma),sizeof(features));
|
|
}
|
|
strncpy( features, pragma, len );
|
|
features[len]='\0';
|
|
break;
|
|
}
|
|
comma_ptr = strstr( pragma, "," );
|
|
if( comma_ptr!=NULL ) {
|
|
pragma = comma_ptr+1;
|
|
if( pragma[0]==' ' ) pragma++;
|
|
}
|
|
} while( comma_ptr!=NULL );
|
|
pragma = http_get_next_field( http_hdr );
|
|
}
|
|
asf_http_ctrl->streaming_type = asf_http_streaming_type( content_type, features, http_hdr );
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
asf_http_streaming_start( stream_t *stream, int *demuxer_type ) {
|
|
HTTP_header_t *http_hdr=NULL;
|
|
URL_t *url = stream->streaming_ctrl->url;
|
|
asf_http_streaming_ctrl_t *asf_http_ctrl;
|
|
char buffer[BUFFER_SIZE];
|
|
int i, ret;
|
|
int fd = stream->fd;
|
|
int done;
|
|
int auth_retry = 0;
|
|
|
|
asf_http_ctrl = (asf_http_streaming_ctrl_t*)malloc(sizeof(asf_http_streaming_ctrl_t));
|
|
if( asf_http_ctrl==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return -1;
|
|
}
|
|
asf_http_ctrl->streaming_type = ASF_Unknown_e;
|
|
asf_http_ctrl->request = 1;
|
|
asf_http_ctrl->audio_streams = asf_http_ctrl->video_streams = NULL;
|
|
asf_http_ctrl->n_audio = asf_http_ctrl->n_video = 0;
|
|
stream->streaming_ctrl->data = (void*)asf_http_ctrl;
|
|
|
|
do {
|
|
done = 1;
|
|
if( fd>0 ) closesocket( fd );
|
|
|
|
if( !strcasecmp( url->protocol, "http_proxy" ) ) {
|
|
if( url->port==0 ) url->port = 8080;
|
|
} else {
|
|
if( url->port==0 ) url->port = 80;
|
|
}
|
|
fd = connect2Server( url->hostname, url->port, 1);
|
|
if( fd<0 ) return fd;
|
|
|
|
http_hdr = asf_http_request( stream->streaming_ctrl );
|
|
mp_msg(MSGT_NETWORK,MSGL_DBG2,"Request [%s]\n", http_hdr->buffer );
|
|
for(i=0; i < (int)http_hdr->buffer_size ; ) {
|
|
int r = send( fd, http_hdr->buffer+i, http_hdr->buffer_size-i, 0 );
|
|
if(r <0) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Socket write error : %s\n",strerror(errno));
|
|
return -1;
|
|
}
|
|
i += r;
|
|
}
|
|
http_free( http_hdr );
|
|
http_hdr = http_new_header();
|
|
do {
|
|
i = recv( fd, buffer, BUFFER_SIZE, 0 );
|
|
//printf("read: %d\n", i );
|
|
if( i<=0 ) {
|
|
perror("read");
|
|
http_free( http_hdr );
|
|
return -1;
|
|
}
|
|
http_response_append( http_hdr, buffer, i );
|
|
} while( !http_is_header_entire( http_hdr ) );
|
|
if( verbose>0 ) {
|
|
http_hdr->buffer[http_hdr->buffer_size]='\0';
|
|
mp_msg(MSGT_NETWORK,MSGL_DBG2,"Response [%s]\n", http_hdr->buffer );
|
|
}
|
|
ret = asf_http_parse_response(asf_http_ctrl, http_hdr);
|
|
if( ret<0 ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Failed to parse header\n");
|
|
http_free( http_hdr );
|
|
return -1;
|
|
}
|
|
switch( asf_http_ctrl->streaming_type ) {
|
|
case ASF_Live_e:
|
|
case ASF_Prerecorded_e:
|
|
case ASF_PlainText_e:
|
|
if( http_hdr->body_size>0 ) {
|
|
if( streaming_bufferize( stream->streaming_ctrl, http_hdr->body, http_hdr->body_size )<0 ) {
|
|
http_free( http_hdr );
|
|
return -1;
|
|
}
|
|
}
|
|
if( asf_http_ctrl->request==1 ) {
|
|
if( asf_http_ctrl->streaming_type!=ASF_PlainText_e ) {
|
|
// First request, we only got the ASF header.
|
|
ret = asf_streaming_parse_header(fd,stream->streaming_ctrl);
|
|
if(ret < 0) return -1;
|
|
if(asf_http_ctrl->n_audio == 0 && asf_http_ctrl->n_video == 0) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"No stream found\n");
|
|
return -1;
|
|
}
|
|
asf_http_ctrl->request++;
|
|
done = 0;
|
|
} else {
|
|
done = 1;
|
|
}
|
|
}
|
|
break;
|
|
case ASF_Redirector_e:
|
|
if( http_hdr->body_size>0 ) {
|
|
if( streaming_bufferize( stream->streaming_ctrl, http_hdr->body, http_hdr->body_size )<0 ) {
|
|
http_free( http_hdr );
|
|
return -1;
|
|
}
|
|
}
|
|
*demuxer_type = DEMUXER_TYPE_PLAYLIST;
|
|
done = 1;
|
|
break;
|
|
case ASF_Authenticate_e:
|
|
if( http_authenticate( http_hdr, url, &auth_retry)<0 ) return -1;
|
|
asf_http_ctrl->streaming_type = ASF_Unknown_e;
|
|
done = 0;
|
|
break;
|
|
case ASF_Unknown_e:
|
|
default:
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Unknown ASF streaming type\n");
|
|
closesocket(fd);
|
|
http_free( http_hdr );
|
|
return -1;
|
|
}
|
|
// Check if we got a redirect.
|
|
} while(!done);
|
|
|
|
stream->fd = fd;
|
|
if( asf_http_ctrl->streaming_type==ASF_PlainText_e || asf_http_ctrl->streaming_type==ASF_Redirector_e ) {
|
|
stream->streaming_ctrl->streaming_read = nop_streaming_read;
|
|
stream->streaming_ctrl->streaming_seek = nop_streaming_seek;
|
|
} else {
|
|
stream->streaming_ctrl->streaming_read = asf_http_streaming_read;
|
|
stream->streaming_ctrl->streaming_seek = asf_http_streaming_seek;
|
|
stream->streaming_ctrl->buffering = 1;
|
|
}
|
|
stream->streaming_ctrl->status = streaming_playing_e;
|
|
|
|
http_free( http_hdr );
|
|
return 0;
|
|
}
|
|
|