* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+
+#include "libavutil/avstring.h"
+#include "libavcodec/opt.h"
+#include "os_support.h"
#include "avformat.h"
-#include "avstring.h"
-#include "opt.h"
#if LIBAVFORMAT_VERSION_MAJOR >= 53
/** @name Logging context. */
return 0;
}
-int url_open(URLContext **puc, const char *filename, int flags)
+int url_open_protocol (URLContext **puc, struct URLProtocol *up,
+ const char *filename, int flags)
{
URLContext *uc;
- URLProtocol *up;
- const char *p;
- char proto_str[128], *q;
int err;
- p = filename;
- q = proto_str;
- while (*p != '\0' && *p != ':') {
- /* protocols can only contain alphabetic chars */
- if (!isalpha(*p))
- goto file_proto;
- if ((q - proto_str) < sizeof(proto_str) - 1)
- *q++ = *p;
- p++;
- }
- /* if the protocol has length 1, we consider it is a dos drive */
- if (*p == '\0' || (q - proto_str) <= 1) {
- file_proto:
- strcpy(proto_str, "file");
- } else {
- *q = '\0';
- }
-
- up = first_protocol;
- while (up != NULL) {
- if (!strcmp(proto_str, up->name))
- goto found;
- up = up->next;
- }
- err = AVERROR(ENOENT);
- goto fail;
- found:
uc = av_malloc(sizeof(URLContext) + strlen(filename) + 1);
if (!uc) {
err = AVERROR(ENOMEM);
//We must be carefull here as url_seek() could be slow, for example for http
if( (flags & (URL_WRONLY | URL_RDWR))
- || !strcmp(proto_str, "file"))
+ || !strcmp(up->name, "file"))
if(!uc->is_streamed && url_seek(uc, 0, SEEK_SET) < 0)
uc->is_streamed= 1;
*puc = uc;
return err;
}
+int url_open(URLContext **puc, const char *filename, int flags)
+{
+ URLProtocol *up;
+ const char *p;
+ char proto_str[128], *q;
+
+ p = filename;
+ q = proto_str;
+ while (*p != '\0' && *p != ':') {
+ /* protocols can only contain alphabetic chars */
+ if (!isalpha(*p))
+ goto file_proto;
+ if ((q - proto_str) < sizeof(proto_str) - 1)
+ *q++ = *p;
+ p++;
+ }
+ /* if the protocol has length 1, we consider it is a dos drive */
+ if (*p == '\0' || is_dos_path(filename)) {
+ file_proto:
+ strcpy(proto_str, "file");
+ } else {
+ *q = '\0';
+ }
+
+ up = first_protocol;
+ while (up != NULL) {
+ if (!strcmp(proto_str, up->name))
+ return url_open_protocol (puc, up, filename, flags);
+ up = up->next;
+ }
+ *puc = NULL;
+ return AVERROR(ENOENT);
+}
+
int url_read(URLContext *h, unsigned char *buf, int size)
{
int ret;
return ret;
}
-offset_t url_seek(URLContext *h, offset_t pos, int whence)
+int64_t url_seek(URLContext *h, int64_t pos, int whence)
{
- offset_t ret;
+ int64_t ret;
if (!h->prot->url_seek)
return AVERROR(EPIPE);
return 1;
}
-offset_t url_filesize(URLContext *h)
+int64_t url_filesize(URLContext *h)
{
- offset_t pos, size;
+ int64_t pos, size;
size= url_seek(h, 0, AVSEEK_SIZE);
if(size<0){
return h->prot->url_read_pause(h, pause);
}
-offset_t av_url_read_seek(URLContext *h,
+int64_t av_url_read_seek(URLContext *h,
int stream_index, int64_t timestamp, int flags)
{
if (!h->prot->url_read_seek)