Merge commit '722ec3eb35bc152ce91d0a4502eca0df1c0086d0'

* commit '722ec3eb35bc152ce91d0a4502eca0df1c0086d0':
  avconv: decouple configuring filtergraphs and setting input parameters

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>

1 files changed, 32 insertions, 0 deletions

diff --git a/ffmpeg.c b/ffmpeg.c
index 3b9171090f..52c655f2d1 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -471,6 +471,7 @@ static void ffmpeg_cleanup(int ret)
         FilterGraph *fg = filtergraphs[i];
         avfilter_graph_free(&fg->graph);
         for (j = 0; j < fg->nb_inputs; j++) {
+            av_buffer_unref(&fg->inputs[j]->hw_frames_ctx);
             av_freep(&fg->inputs[j]->name);
             av_freep(&fg->inputs[j]);
         }
@@ -2128,6 +2129,16 @@ static int decode_audio(InputStream *ist, AVPacket *pkt, int *got_output)
         ist->resample_channel_layout = decoded_frame->channel_layout;
         ist->resample_channels       = avctx->channels;
 
+        for (i = 0; i < ist->nb_filters; i++) {
+            err = ifilter_parameters_from_frame(ist->filters[i], decoded_frame);
+            if (err < 0) {
+                av_log(NULL, AV_LOG_ERROR,
+                       "Error reconfiguring input stream %d:%d filter %d\n",
+                       ist->file_index, ist->st->index, i);
+                goto fail;
+            }
+        }
+
         for (i = 0; i < nb_filtergraphs; i++)
             if (ist_in_filtergraph(filtergraphs[i], ist)) {
                 FilterGraph *fg = filtergraphs[i];
@@ -2169,6 +2180,7 @@ static int decode_audio(InputStream *ist, AVPacket *pkt, int *got_output)
     }
     decoded_frame->pts = AV_NOPTS_VALUE;
 
+fail:
     av_frame_unref(ist->filter_frame);
     av_frame_unref(decoded_frame);
     return err < 0 ? err : ret;
@@ -2307,6 +2319,16 @@ static int decode_video(InputStream *ist, AVPacket *pkt, int *got_output, int eo
         ist->resample_height  = decoded_frame->height;
         ist->resample_pix_fmt = decoded_frame->format;
 
+        for (i = 0; i < ist->nb_filters; i++) {
+            err = ifilter_parameters_from_frame(ist->filters[i], decoded_frame);
+            if (err < 0) {
+                av_log(NULL, AV_LOG_ERROR,
+                       "Error reconfiguring input stream %d:%d filter %d\n",
+                       ist->file_index, ist->st->index, i);
+                goto fail;
+            }
+        }
+
         for (i = 0; i < nb_filtergraphs; i++) {
             if (ist_in_filtergraph(filtergraphs[i], ist) && ist->reinit_filters &&
                 configure_filtergraph(filtergraphs[i]) < 0) {
@@ -3305,6 +3327,16 @@ static int transcode_init(void)
                  enc_ctx->codec_type == AVMEDIA_TYPE_AUDIO) &&
                  filtergraph_is_simple(ost->filter->graph)) {
                     FilterGraph *fg = ost->filter->graph;
+
+                    if (dec_ctx) {
+                        ret = ifilter_parameters_from_decoder(fg->inputs[0],
+                                                              dec_ctx);
+                        if (ret < 0) {
+                            av_log(NULL, AV_LOG_FATAL, "Error initializing filter input\n");
+                            exit_program(1);
+                        }
+                    }
+
                     if (configure_filtergraph(fg)) {
                         av_log(NULL, AV_LOG_FATAL, "Error opening filters!\n");
                         exit_program(1);