[FFmpeg-cvslog] asf: export encryption information from asf.

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Sun Oct 16 04:41:11 2011 +0200| [410c06d2f3e397069307f35e4c12e19ac47f4b6d] | committer: Michael Niedermayer

asf: export encryption information from asf.
This way user apps can choose to skip such content.

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=410c06d2f3e397069307f35e4c12e19ac47f4b6d
---

 libavformat/asfdec.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c
index e09b700..8108102 100644
--- a/libavformat/asfdec.c
+++ b/libavformat/asfdec.c
@@ -637,8 +637,10 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
             if (!s->keylen) {
                 if (!ff_guidcmp(&g, &ff_asf_content_encryption)) {
                     av_log(s, AV_LOG_WARNING, "DRM protected stream detected, decoding will likely fail!\n");
+                    av_dict_set(&s->metadata, "encryption", "ASF Content Encryption", 0);
                 } else if (!ff_guidcmp(&g, &ff_asf_ext_content_encryption)) {
                     av_log(s, AV_LOG_WARNING, "Ext DRM protected stream detected, decoding will likely fail!\n");
+                    av_dict_set(&s->metadata, "encryption", "ASF Extended Content Encryption", 0);
                 } else if (!ff_guidcmp(&g, &ff_asf_digital_signature)) {
                     av_log(s, AV_LOG_WARNING, "Digital signature detected, decoding will likely fail!\n");
                 }