[FFmpeg-devel] [PATCH] ffmpeg: Support copying unknown streams

[Michael Niedermayer]

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
---
 ffmpeg.c     |    1 +
 ffmpeg_opt.c |   14 ++++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/ffmpeg.c b/ffmpeg.c
index a89ae39..da3ab91 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -2822,6 +2822,7 @@ static int transcode_init(void)
                 enc_ctx->width  = dec_ctx->width;
                 enc_ctx->height = dec_ctx->height;
                 break;
+            case AVMEDIA_TYPE_UNKNOWN:
             case AVMEDIA_TYPE_DATA:
             case AVMEDIA_TYPE_ATTACHMENT:
                 break;
diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c
index a8d433e..4b783a5 100644
--- a/ffmpeg_opt.c
+++ b/ffmpeg_opt.c
@@ -1565,6 +1565,19 @@ static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc, int
     return ost;
 }
 
+static OutputStream *new_unknown_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
+{
+    OutputStream *ost;
+
+    ost = new_output_stream(o, oc, AVMEDIA_TYPE_UNKNOWN, source_index);
+    if (!ost->stream_copy) {
+        av_log(NULL, AV_LOG_FATAL, "Unknown stream encoding not supported yet (only streamcopy)\n");
+        exit_program(1);
+    }
+
+    return ost;
+}
+
 static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
 {
     OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT, source_index);
@@ -2016,6 +2029,7 @@ loop_end:
                 case AVMEDIA_TYPE_AUDIO:      ost = new_audio_stream     (o, oc, src_idx); break;
                 case AVMEDIA_TYPE_SUBTITLE:   ost = new_subtitle_stream  (o, oc, src_idx); break;
                 case AVMEDIA_TYPE_DATA:       ost = new_data_stream      (o, oc, src_idx); break;
+                case AVMEDIA_TYPE_UNKNOWN:    ost = new_unknown_stream   (o, oc, src_idx); break;
                 case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc, src_idx); break;
                 default:
                     av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d:%d - unsupported type.\n",
-- 
1.7.9.5