core: Add VP9 passthrough support.
authorJoshua Colp <jcolp@digium.com>
Mon, 24 Jul 2017 18:30:59 +0000 (18:30 +0000)
committerJoshua Colp <jcolp@digium.com>
Mon, 24 Jul 2017 18:30:59 +0000 (18:30 +0000)
This change adds VP9 as a known codec and creates a cached
"vp9" media format for use.

Change-Id: I025a93ed05cf96153d66f36db1839109cc24c5cc

channels/chan_pjsip.c
include/asterisk/format_cache.h
main/codec_builtin.c
main/format_cache.c
main/rtp_engine.c

index f009943..51b5dab 100644 (file)
@@ -1596,6 +1596,7 @@ static int chan_pjsip_indicate(struct ast_channel *ast, int condition, const voi
                                 * fully support other video codecs */
 
                                if (ast_format_cap_iscompatible_format(ast_channel_nativeformats(ast), ast_format_vp8) != AST_FORMAT_CMP_NOT_EQUAL ||
+                                       ast_format_cap_iscompatible_format(ast_channel_nativeformats(ast), ast_format_vp9) != AST_FORMAT_CMP_NOT_EQUAL ||
                                        (channel->session->endpoint->media.webrtc &&
                                         ast_format_cap_iscompatible_format(ast_channel_nativeformats(ast), ast_format_h264) != AST_FORMAT_CMP_NOT_EQUAL)) {
                                        /* FIXME Fake RTP write, this will be sent as an RTCP packet. Ideally the
index 92272e8..0675463 100644 (file)
@@ -184,6 +184,11 @@ extern struct ast_format *ast_format_mp4;
 extern struct ast_format *ast_format_vp8;
 
 /*!
+ * \brief Built-in cached vp9 format.
+ */
+extern struct ast_format *ast_format_vp9;
+
+/*!
  * \brief Built-in cached jpeg format.
  */
 extern struct ast_format *ast_format_jpeg;
index 32ec12d..25aa513 100644 (file)
@@ -820,6 +820,13 @@ static struct ast_codec vp8 = {
        .sample_rate = 1000,
 };
 
+static struct ast_codec vp9 = {
+       .name = "vp9",
+       .description = "VP9 video",
+       .type = AST_MEDIA_TYPE_VIDEO,
+       .sample_rate = 1000,
+};
+
 static struct ast_codec t140red = {
        .name = "red",
        .description = "T.140 Realtime Text with redundancy",
@@ -966,6 +973,7 @@ int ast_codec_builtin_init(void)
        res |= CODEC_REGISTER_AND_CACHE(h264);
        res |= CODEC_REGISTER_AND_CACHE(mpeg4);
        res |= CODEC_REGISTER_AND_CACHE(vp8);
+       res |= CODEC_REGISTER_AND_CACHE(vp9);
        res |= CODEC_REGISTER_AND_CACHE(t140red);
        res |= CODEC_REGISTER_AND_CACHE(t140);
        res |= CODEC_REGISTER_AND_CACHE(t38);
index 302bbf8..1a67ebe 100644 (file)
@@ -191,6 +191,11 @@ struct ast_format *ast_format_mp4;
 struct ast_format *ast_format_vp8;
 
 /*!
+ * \brief Built-in cached vp9 format.
+ */
+struct ast_format *ast_format_vp9;
+
+/*!
  * \brief Built-in cached jpeg format.
  */
 struct ast_format *ast_format_jpeg;
@@ -345,6 +350,7 @@ static void format_cache_shutdown(void)
        ao2_replace(ast_format_h264, NULL);
        ao2_replace(ast_format_mp4, NULL);
        ao2_replace(ast_format_vp8, NULL);
+       ao2_replace(ast_format_vp9, NULL);
        ao2_replace(ast_format_t140_red, NULL);
        ao2_replace(ast_format_t140, NULL);
        ao2_replace(ast_format_t38, NULL);
@@ -444,6 +450,8 @@ static void set_cached_format(const char *name, struct ast_format *format)
                ao2_replace(ast_format_mp4, format);
        } else if (!strcmp(name, "vp8")) {
                ao2_replace(ast_format_vp8, format);
+       } else if (!strcmp(name, "vp9")) {
+               ao2_replace(ast_format_vp9, format);
        } else if (!strcmp(name, "red")) {
                ao2_replace(ast_format_t140_red, format);
        } else if (!strcmp(name, "t140")) {
index abd4b1f..fe60c4e 100644 (file)
@@ -3268,9 +3268,10 @@ int ast_rtp_engine_init(void)
        set_next_mime_type(ast_format_siren7, 0, "audio", "G7221", 16000);
        set_next_mime_type(ast_format_siren14, 0, "audio", "G7221", 32000);
        set_next_mime_type(ast_format_g719, 0, "audio", "G719", 48000);
-       /* Opus and VP8 */
+       /* Opus, VP8, and VP9 */
        set_next_mime_type(ast_format_opus, 0,  "audio", "opus", 48000);
        set_next_mime_type(ast_format_vp8, 0,  "video", "VP8", 90000);
+       set_next_mime_type(ast_format_vp9, 0, "video", "VP9", 90000);
 
        /* Define the static rtp payload mappings */
        add_static_payload(0, ast_format_ulaw, 0);
@@ -3311,6 +3312,7 @@ int ast_rtp_engine_init(void)
        add_static_payload(105, ast_format_t140_red, 0);   /* Real time text chat (with redundancy encoding) */
        add_static_payload(106, ast_format_t140, 0);     /* Real time text chat */
        add_static_payload(107, ast_format_opus, 0);
+       add_static_payload(108, ast_format_vp9, 0);
 
        add_static_payload(110, ast_format_speex, 0);
        add_static_payload(111, ast_format_g726, 0);
@@ -3413,4 +3415,4 @@ void ast_rtp_instance_set_stream_num(struct ast_rtp_instance *rtp, int stream_nu
                rtp->engine->set_stream_num(rtp, stream_num);
        }
        ao2_unlock(rtp);
-}
\ No newline at end of file
+}