virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-08-15 14:13:16 +02:00
Code Issues Releases Activity

support forward seeking in non seekable streams

Browse Source 
Originally committed as revision 6340 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
2006-09-26 17:09:03 +00:00
parent 3b9a913db4
commit 398f5d3f1d
1 changed files with 7 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
libavformat/aviobuf.c
View File

@@ -22,6 +22,8 @@
#define IO_BUFFER_SIZE 32768 #define IO_BUFFER_SIZE 32768
static void fill_buffer(ByteIOContext *s);
int init_put_byte(ByteIOContext *s, int init_put_byte(ByteIOContext *s,
unsigned char *buffer, unsigned char *buffer,
int buffer_size, int buffer_size,
@@ -122,6 +124,11 @@ offset_t url_fseek(ByteIOContext *s, offset_t offset, int whence)
offset1 >= 0 && offset1 < (s->buf_end - s->buffer)) { offset1 >= 0 && offset1 < (s->buf_end - s->buffer)) {
/* can do the seek inside the buffer */ /* can do the seek inside the buffer */
s->buf_ptr = s->buffer + offset1; s->buf_ptr = s->buffer + offset1;
} else if(s->is_streamed && !s->write_flag &&
offset1 >= 0 && offset1 < (s->buf_end - s->buffer) + (1<<16)){
while(s->pos < offset && !s->eof_reached)
fill_buffer(s);
s->buf_ptr = s->buf_end + offset - s->pos;
} else { } else {
#ifdef CONFIG_MUXERS #ifdef CONFIG_MUXERS
if (s->write_flag) { if (s->write_flag) {