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https://github.com/mpv-player/mpv
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Continue implementation of ASF streaming.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@1002 b3059339-0415-0410-9bf9-f77b7e298cf2
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bertrand
parent
fb21ccfb73
commit
599832fdff
158
asf_streaming.c
158
asf_streaming.c
@ -2,50 +2,84 @@
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#include <stdlib.h>
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#include <string.h>
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#include "asf.h"
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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 "network.h"
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#define BUFFER_SIZE 2048
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#include "stream.h"
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#include "demuxer.h"
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const char *temp_response =
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"HTTP/1.0 200 OK\r\n"
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"Date: Tue, 20 Mar 2001 11:40:35 GMT\r\n"
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"Content-Type: application/octet-stream\r\n"
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"Server: Cougar 4.1.0.3920\r\n"
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"Cache-Control: no-cache\r\n"
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"Pragma: no-cache, client-id=290092, features=\"broadcast\"\r\n"
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/* "Pragma: no-cache\r\n"
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"Pragma: client-id=290092\r\n"
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"Pragma: features=\"broadcast\"\r\n"
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*/ "\r\n";
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extern demuxer_t *demuxer;
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static ASF_StreamType_e streaming_type = ASF_Unknown_e;
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void
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asf_streaming(char *data, int length) {
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int
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asf_http_streaming_read( streaming_ctrl_t *streaming_ctrl ) {
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char *buffer;
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int drop_packet;
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int ret;
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printf("asf_streaming_read\n");
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ret = asf_streaming( streaming_ctrl->buffer->buffer, streaming_ctrl->buffer->length, &drop_packet );
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printf("ret: %d\n", ret);
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if( ret<0 ) return -1;
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if( ret>streaming_ctrl->buffer->length ) return 0;
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buffer = (char*)malloc(ret);
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if( buffer==NULL ) {
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printf("Memory allocation failed\n");
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return -1;
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}
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printf("buffer length: %d\n", streaming_ctrl->buffer->length );
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net_fifo_pop( streaming_ctrl->buffer, buffer, ret );
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printf(" pop: 0x%02X\n", *((unsigned int*)buffer) );
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printf("buffer length: %d\n", streaming_ctrl->buffer->length );
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printf("0x%02X\n", *((unsigned int*)(buffer+sizeof(ASF_stream_chunck_t))) );
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if( !drop_packet ) {
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write( streaming_ctrl->fd_pipe_in, buffer+sizeof(ASF_stream_chunck_t), ret-sizeof(ASF_stream_chunck_t) );
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}
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free( buffer );
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return ret;
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}
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int
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asf_streaming(char *data, int length, int *drop_packet ) {
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ASF_stream_chunck_t *stream_chunck=(ASF_stream_chunck_t*)data;
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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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if( drop_packet!=NULL ) *drop_packet = 0;
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if( data==NULL || length<=0 ) return -1;
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if( stream_chunck->size<8 ) {
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printf("Ahhhh, stream_chunck size is too small: %d\n", stream_chunck->size);
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return;
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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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printf("size_confirm mismatch!: %d %d\n", stream_chunck->size, stream_chunck->size_confirm);
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return;
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return -1;
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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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switch(stream_chunck->type) {
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case 0x4324: // Clear ASF configuration
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printf("=====> 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 0x4424: // Data follows
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printf("=====> Data follows\n");
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break;
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case 0x4524: // Transfer complete
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printf("=====> 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 0x4824: // ASF header chunk follows
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printf("=====> ASF header chunk follows\n");
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@ -53,6 +87,7 @@ asf_streaming(char *data, int length) {
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default:
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printf("=====> 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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int
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@ -60,13 +95,13 @@ asf_http_streaming_type(char *content_type, char *features) {
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if( content_type==NULL ) return ASF_Unknown_e;
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if( !strcasecmp(content_type, "application/octet-stream") ) {
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if( features==NULL ) {
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printf("=====> Prerecorded\n");
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printf("=====> ASF Prerecorded\n");
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return ASF_Prerecorded_e;
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} else if( strstr(features, "broadcast")) {
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printf("=====> Live stream\n");
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printf("=====> ASF Live stream\n");
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return ASF_Live_e;
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} else {
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printf("=====> Prerecorded\n");
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printf("=====> ASF Prerecorded\n");
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return ASF_Prerecorded_e;
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}
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} else {
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@ -77,25 +112,26 @@ asf_http_streaming_type(char *content_type, char *features) {
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(!strcasecmp(content_type, "video/x-ms-wvx")) ||
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(!strcasecmp(content_type, "video/x-ms-wmv")) ||
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(!strcasecmp(content_type, "video/x-ms-wma")) ) {
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printf("=====> Redirector\n");
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printf("=====> ASF Redirector\n");
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return ASF_Redirector_e;
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} else {
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printf("=====> unknown content-type: %s\n", content_type );
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printf("=====> ASF unknown content-type: %s\n", content_type );
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return ASF_Unknown_e;
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}
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}
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return ASF_Unknown_e;
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}
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//void asf_http_request(stream_t *stream, URL_t *url) {
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HTTP_header_t *
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asf_http_request(URL_t *url) {
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HTTP_header_t *http_hdr;
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char str[250];
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char *ptr;
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char *request;
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int i;
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int offset_hi=0, offset_lo=0, req_nb=1, length=0;
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int asf_nb_stream=1; // FIXME
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int asf_nb_stream;
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// Common header for all requests.
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http_hdr = http_new_header();
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@ -114,9 +150,28 @@ asf_http_request(URL_t *url) {
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case ASF_Live_e:
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case ASF_Prerecorded_e:
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http_set_field( http_hdr, "Pragma: xPlayStrm=1" );
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ptr = str;
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ptr += sprintf( ptr, "Pragma: stream-switch-entry=");
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for( i=0, asf_nb_stream=0 ; i<256 ; i++ ) {
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// FIXME START
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if( demuxer==NULL ) {
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ptr += sprintf( ptr, " ffff:1:0" );
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asf_nb_stream = 1;
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break;
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}
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// FIXME END
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if( demuxer->a_streams[i] ) {
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ptr += sprintf( ptr, " ffff:%d:0", i );
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asf_nb_stream++;
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}
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if( demuxer->v_streams[i] ) {
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ptr += sprintf( ptr, " ffff:%d:0", i );
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asf_nb_stream++;
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}
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}
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http_set_field( http_hdr, str );
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sprintf( str, "Pragma: stream-switch-count=%d", asf_nb_stream );
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http_set_field( http_hdr, str );
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http_set_field( http_hdr, "Pragma: stream-switch-entry=ffff:1:0" ); // FIXME
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break;
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case ASF_Redirector_e:
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break;
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@ -179,7 +234,7 @@ asf_http_parse_response( HTTP_header_t *http_hdr ) {
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streaming_type = asf_http_streaming_type( content_type, features );
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if( http_hdr->body_size>0 ) {
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asf_streaming( http_hdr->body, http_hdr->body_size );
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asf_streaming( http_hdr->body, http_hdr->body_size, NULL);
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}
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return 0;
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@ -196,69 +251,96 @@ asf_http_ASX_redirect( HTTP_header_t *http_hdr ) {
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}
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int
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asf_http_streaming_start( URL_t **url_ref ) {
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asf_http_streaming_start( streaming_ctrl_t *streaming_ctrl ) {
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HTTP_header_t *http_hdr=NULL;
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URL_t *url_next=NULL;
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URL_t *url=*url_ref;
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URL_t *url = *(streaming_ctrl->url);
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char buffer[BUFFER_SIZE];
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int i;
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int fd=-1;
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int fd = streaming_ctrl->fd_net;
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int done=1;
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streaming_type = ASF_Live_e;
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do {
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if( fd>0 ) close( fd );
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fd = connect2Server( url->hostname, url->port );
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if( fd<0 ) return -1;
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http_hdr = asf_http_request( url );
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//printf("[%s]\n", http_hdr->buffer );
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printf("[%s]\n", http_hdr->buffer );
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write( fd, http_hdr->buffer, http_hdr->buffer_size );
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http_free( http_hdr );
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// http_free( http_hdr );
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http_hdr = http_new_header();
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do {
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i = read( fd, buffer, BUFFER_SIZE );
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i = readFromServer( fd, buffer, BUFFER_SIZE );
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printf("read: %d\n", i );
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if( i<0 ) {
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perror("read");
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http_free( http_hdr );
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return -1;
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}
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http_response_append( http_hdr, buffer, i );
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} while( !http_is_header_entired( http_hdr ) );
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//http_hdr->buffer[http_hdr->buffer_len]='\0';
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//printf("[%s]\n", http_hdr->buffer );
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if( asf_http_parse_response(http_hdr)<0 ) {
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printf("Failed to parse header\n");
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http_free( http_hdr );
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return -1;
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}
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switch(streaming_type) {
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switch( streaming_type ) {
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case ASF_Live_e:
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case ASF_Prerecorded_e:
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if( http_hdr->body_size==0 ) {
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i = read( fd, buffer, BUFFER_SIZE );
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if( http_hdr->body_size>0 ) {
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printf("--- 0x%02X\n", streaming_ctrl->buffer );
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net_fifo_push( streaming_ctrl->buffer, http_hdr->body, http_hdr->body_size );
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} else {
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ASF_stream_chunck_t *ptr;
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int ret;
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i = readFromServer( fd, buffer, sizeof(ASF_stream_chunck_t) );
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printf("read: %d\n", i );
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asf_streaming( buffer, i );
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ret = asf_streaming( buffer, i, NULL );
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net_fifo_push( streaming_ctrl->buffer, buffer, i );
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ptr = (ASF_stream_chunck_t*)buffer;
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if( ret==ptr->size ) {
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}
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}
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// done = 0;
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break;
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case ASF_Redirector_e:
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url_next = asf_http_ASX_redirect( http_hdr );
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if( url_next==NULL ) {
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printf("Failed to parse ASX file\n");
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close(fd);
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http_free( http_hdr );
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return -1;
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}
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if( url_next->port==0 ) url_next->port=80;
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url_free( url );
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url = url_next;
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*url_ref = url_next;
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*(streaming_ctrl->url) = url_next;
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url_next = NULL;
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break;
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case ASF_Unknown_e:
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default:
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printf("Unknown ASF streaming type\n");
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close(fd);
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http_free( http_hdr );
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return -1;
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}
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// Check if we got a redirect.
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} while(!done);
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streaming_ctrl->fd_net = fd;
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streaming_ctrl->streaming_read = asf_http_streaming_read;
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streaming_ctrl->prebuffer_size = 10000;
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streaming_ctrl->buffering = 1;
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streaming_ctrl->status = streaming_playing_e;
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http_free( http_hdr );
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return fd;
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}
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