diff options
| author | Anton Khirnov <anton@khirnov.net> | 2013-06-14 18:25:30 +0200 |
|---|---|---|
| committer | Anton Khirnov <anton@khirnov.net> | 2013-08-05 10:52:22 +0200 |
| commit | 2e661f26f8b12195f75ae3b07d9591e395135bc7 (patch) | |
| tree | bcca65ebadbded0f787ba0390231eab73b9b95a9 | |
| parent | 3799376dd3373ee255651ed542c75b15665801a8 (diff) | |
| download | ffmpeg-2e661f26f8b12195f75ae3b07d9591e395135bc7.tar.gz | |
avconv: insert extra filters in the same way for both graph inputs and outputs
This will allow using the same code when one filter can be inserted both
on input and output.
| -rw-r--r-- | avconv_filter.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/avconv_filter.c b/avconv_filter.c index 085b6f1c89..15c7defab9 100644 --- a/avconv_filter.c +++ b/avconv_filter.c @@ -412,14 +412,13 @@ int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOu static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter, AVFilterInOut *in) { - AVFilterContext *first_filter = in->filter_ctx; + AVFilterContext *last_filter; const AVFilter *buffer_filt = avfilter_get_by_name("buffer"); InputStream *ist = ifilter->ist; AVRational tb = ist->framerate.num ? av_inv_q(ist->framerate) : ist->st->time_base; AVRational sar; char args[255], name[255]; - int pad_idx = in->pad_idx; int ret; sar = ist->st->sample_aspect_ratio.num ? @@ -434,6 +433,7 @@ static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter, if ((ret = avfilter_graph_create_filter(&ifilter->filter, buffer_filt, name, args, NULL, fg->graph)) < 0) return ret; + last_filter = ifilter->filter; if (ist->framerate.num) { AVFilterContext *setpts; @@ -446,14 +446,13 @@ static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter, fg->graph)) < 0) return ret; - if ((ret = avfilter_link(setpts, 0, first_filter, pad_idx)) < 0) + if ((ret = avfilter_link(last_filter, 0, setpts, 0)) < 0) return ret; - first_filter = setpts; - pad_idx = 0; + last_filter = setpts; } - if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0) + if ((ret = avfilter_link(last_filter, 0, in->filter_ctx, in->pad_idx)) < 0) return ret; return 0; } @@ -461,10 +460,9 @@ static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter, static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter, AVFilterInOut *in) { - AVFilterContext *first_filter = in->filter_ctx; + AVFilterContext *last_filter; const AVFilter *abuffer_filt = avfilter_get_by_name("abuffer"); InputStream *ist = ifilter->ist; - int pad_idx = in->pad_idx; char args[255], name[255]; int ret; @@ -481,6 +479,7 @@ static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter, name, args, NULL, fg->graph)) < 0) return ret; + last_filter = ifilter->filter; if (audio_sync_method > 0) { AVFilterContext *async; @@ -503,12 +502,11 @@ static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter, if (ret < 0) return ret; - ret = avfilter_link(async, 0, first_filter, pad_idx); + ret = avfilter_link(last_filter, 0, async, 0); if (ret < 0) return ret; - first_filter = async; - pad_idx = 0; + last_filter = async; } if (audio_volume != 256) { AVFilterContext *volume; @@ -526,14 +524,13 @@ static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter, if (ret < 0) return ret; - ret = avfilter_link(volume, 0, first_filter, pad_idx); + ret = avfilter_link(last_filter, 0, volume, 0); if (ret < 0) return ret; - first_filter = volume; - pad_idx = 0; + last_filter = volume; } - if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0) + if ((ret = avfilter_link(last_filter, 0, in->filter_ctx, in->pad_idx)) < 0) return ret; return 0; |