opensource/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-08-06 15:49:50 +08:00
Code Issues Packages Projects Releases Wiki Activity

avfilter: Add avfilter_graph_que_command()

Browse Source 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2011-08-29 00:06:16 +02:00
parent f782ce3b4d
commit 3d8176d2f5
5 changed files with 71 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
libavfilter/avfilter.c
View File

@ -45,6 +45,15 @@ const char *avfilter_license(void)
return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1;
}
static void command_queue_pop(AVFilterContext *filter)
{
AVFilterCommand *c= filter->command_queue;
av_freep(&c->arg);
av_freep(&c->command);
filter->command_queue= c->next;
av_free(c);
}
AVFilterBufferRef *avfilter_ref_buffer(AVFilterBufferRef *ref, int pmask)
{
AVFilterBufferRef *ret = av_malloc(sizeof(AVFilterBufferRef));
@ -534,6 +543,7 @@ void avfilter_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
void (*start_frame)(AVFilterLink *, AVFilterBufferRef *);
AVFilterPad *dst = link->dstpad;
int perms = picref->perms;
AVFilterCommand *cmd= link->dst->command_queue;
FF_DPRINTF_START(NULL, start_frame); ff_dlog_link(NULL, link, 0); av_dlog(NULL, " "); ff_dlog_ref(NULL, picref, 1);
@ -556,6 +566,11 @@ void avfilter_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
else
link->cur_buf = picref;
if(cmd && cmd->time <= picref->pts * av_q2d(link->time_base)){
avfilter_process_command(link->dst, cmd->command, cmd->arg, 0, 0, cmd->flags);
command_queue_pop(link->dst);
}
start_frame(link, link->cur_buf);
}
@ -815,6 +830,9 @@ void avfilter_free(AVFilterContext *filter)
av_freep(&filter->inputs);
av_freep(&filter->outputs);
av_freep(&filter->priv);
while(filter->command_queue){
command_queue_pop(filter);
}
av_free(filter);
}