Add audio_service_type field to AVCodecContext for encoding and reporting

of the service type in the audio bitstream.

1 files changed, 20 insertions, 0 deletions

diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 57e46f82a6..150c99df1d 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -546,6 +546,19 @@ enum AVLPCType {
     AV_LPC_TYPE_NB              , ///< Not part of ABI
 };
 
+enum AVAudioServiceType {
+    AV_AUDIO_SERVICE_TYPE_MAIN              = 0,
+    AV_AUDIO_SERVICE_TYPE_EFFECTS           = 1,
+    AV_AUDIO_SERVICE_TYPE_VISUALLY_IMPAIRED = 2,
+    AV_AUDIO_SERVICE_TYPE_HEARING_IMPAIRED  = 3,
+    AV_AUDIO_SERVICE_TYPE_DIALOGUE          = 4,
+    AV_AUDIO_SERVICE_TYPE_COMMENTARY        = 5,
+    AV_AUDIO_SERVICE_TYPE_EMERGENCY         = 6,
+    AV_AUDIO_SERVICE_TYPE_VOICE_OVER        = 7,
+    AV_AUDIO_SERVICE_TYPE_KARAOKE           = 8,
+    AV_AUDIO_SERVICE_TYPE_NB                   , ///< Not part of ABI
+};
+
 typedef struct RcOverride{
     int start_frame;
     int end_frame;
@@ -2864,6 +2877,13 @@ typedef struct AVCodecContext {
      * - decoding: unused.
      */
     uint64_t vbv_delay;
+
+    /**
+     * Type of service that the audio stream conveys.
+     * - encoding: Set by user.
+     * - decoding: Set by libavcodec.
+     */
+    enum AVAudioServiceType audio_service_type;
 } AVCodecContext;
 
 /**