doc/texi2pod: rework man inclusion logic

[ffmpeg] / ffmpeg_filter.c

diff --git a/ffmpeg_filter.c b/ffmpeg_filter.c
index 358e1edb6eb86b416b555aa130f1d3f2fd69ec59..f550bd4a64b731a4bcee7baf04d5e3ffe5f16c5d 100644 (file)
--- a/ffmpeg_filter.c
+++ b/ffmpeg_filter.c
@@ -28,6 +28,7 @@
 #include "libavutil/avstring.h"
 #include "libavutil/bprint.h"
 #include "libavutil/channel_layout.h"
+#include "libavutil/opt.h"
 #include "libavutil/pixdesc.h"
 #include "libavutil/pixfmt.h"
 #include "libavutil/imgutils.h"
@@ -561,8 +562,10 @@ static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter,
 
     if (!ist->framerate.num && ist->st->codec->ticks_per_frame>1) {
         AVRational codec_fr = av_inv_q(ist->st->codec->time_base);
+        AVRational   avg_fr = ist->st->avg_frame_rate;
         codec_fr.den *= ist->st->codec->ticks_per_frame;
-        if(codec_fr.num>0 && codec_fr.den>0 && av_q2d(codec_fr) < av_q2d(fr)*0.7)
+        if (   codec_fr.num>0 && codec_fr.den>0 && av_q2d(codec_fr) < av_q2d(fr)*0.7
+            && fabs(1.0 - av_q2d(av_div_q(avg_fr, fr)))>0.1)
             fr = codec_fr;
     }
 
@@ -686,6 +689,9 @@ static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter,
     if (audio_volume != 256) {
         char args[256];
 
+        av_log(NULL, AV_LOG_WARNING, "-vol has been deprecated. Use the volume "
+               "audio filter instead.\n");
+
         snprintf(args, sizeof(args), "%f", audio_volume / 256.);
         AUTO_INSERT_FILTER_INPUT("-vol", "volume", args);
     }
@@ -724,6 +730,17 @@ int configure_filtergraph(FilterGraph *fg)
         char args[255];
         snprintf(args, sizeof(args), "flags=0x%X", (unsigned)ost->sws_flags);
         fg->graph->scale_sws_opts = av_strdup(args);
+
+        args[0] = 0;
+        if (ost->swr_filter_type != SWR_FILTER_TYPE_KAISER)
+            av_strlcatf(args, sizeof(args), "filter_type=%d:", (int)ost->swr_filter_type);
+        if (ost->swr_dither_method)
+            av_strlcatf(args, sizeof(args), "dither_method=%d:", (int)ost->swr_dither_method);
+        if (ost->swr_dither_scale != 1.0)
+            av_strlcatf(args, sizeof(args), "dither_scale=%f:", ost->swr_dither_scale);
+        if (strlen(args))
+            args[strlen(args)-1] = 0;
+        av_opt_set(fg->graph, "aresample_swr_opts", args, 0);
     }
 
     if ((ret = avfilter_graph_parse2(fg->graph, graph_desc, &inputs, &outputs)) < 0)