lavf: rename avf_sdp_create to av_sdp_create.

The new name is more consistent with the rest of the API.

ffmpeg.c

@@ -1797,7 +1797,7 @@ static void print_sdp(AVFormatContext **avc, int n)
 {
     char sdp[2048];
 
-    avf_sdp_create(avc, n, sdp, sizeof(sdp));
+    av_sdp_create(avc, n, sdp, sizeof(sdp));
     printf("SDP:\n%s\n", sdp);
     fflush(stdout);
 }

ffserver.c

@@ -2957,7 +2957,7 @@ static int prepare_sdp_description(FFStream *stream, uint8_t **pbuffer,
         avc->streams[i]->codec = stream->streams[i]->codec;
     }
     *pbuffer = av_mallocz(2048);
-    avf_sdp_create(&avc, 1, *pbuffer, 2048);
+    av_sdp_create(&avc, 1, *pbuffer, 2048);
 
  sdp_done:
 #if !FF_API_MAX_STREAMS

libavformat/avformat.h

@@ -1558,7 +1558,11 @@ int av_filename_number_test(const char *filename);
  * @param size the size of the buffer
  * @return 0 if OK, AVERROR_xxx on error
  */
-int avf_sdp_create(AVFormatContext *ac[], int n_files, char *buff, int size);
+int av_sdp_create(AVFormatContext *ac[], int n_files, char *buff, int size);
+
+#if FF_API_SDP_CREATE
+attribute_deprecated int avf_sdp_create(AVFormatContext *ac[], int n_files, char *buff, int size);
+#endif
 
 /**
  * Return a positive value if the given filename has one of the given

libavformat/rtspenc.c

@@ -66,7 +66,7 @@ int ff_rtsp_setup_output_streams(AVFormatContext *s, const char *addr)
     ff_url_join(sdp_ctx.filename, sizeof(sdp_ctx.filename),
                 "rtsp", NULL, addr, -1, NULL);
     ctx_array[0] = &sdp_ctx;
-    if (avf_sdp_create(ctx_array, 1, sdp, SDP_MAX_SIZE)) {
+    if (av_sdp_create(ctx_array, 1, sdp, SDP_MAX_SIZE)) {
         av_free(sdp);
         return AVERROR_INVALIDDATA;
     }

libavformat/sapenc.c

@@ -208,7 +208,7 @@ static int sap_write_header(AVFormatContext *s)
     av_strlcpy(&sap->ann[pos], "application/sdp", sap->ann_size - pos);
     pos += strlen(&sap->ann[pos]) + 1;
 
-    if (avf_sdp_create(contexts, s->nb_streams, &sap->ann[pos],
+    if (av_sdp_create(contexts, s->nb_streams, &sap->ann[pos],
                        sap->ann_size - pos)) {
         ret = AVERROR_INVALIDDATA;
         goto fail;

libavformat/sdp.c

@@ -474,7 +474,7 @@ void ff_sdp_write_media(char *buff, int size, AVCodecContext *c, const char *des
     sdp_write_media_attributes(buff, size, c, payload_type);
 }
 
-int avf_sdp_create(AVFormatContext *ac[], int n_files, char *buff, int size)
+int av_sdp_create(AVFormatContext *ac[], int n_files, char *buff, int size)
 {
     AVMetadataTag *title = av_metadata_get(ac[0]->metadata, "title", NULL, 0);
     struct sdp_session_level s;
@@ -531,7 +531,7 @@ int avf_sdp_create(AVFormatContext *ac[], int n_files, char *buff, int size)
     return 0;
 }
 #else
-int avf_sdp_create(AVFormatContext *ac[], int n_files, char *buff, int size)
+int av_sdp_create(AVFormatContext *ac[], int n_files, char *buff, int size)
 {
     return AVERROR(ENOSYS);
 }
@@ -540,3 +540,10 @@ void ff_sdp_write_media(char *buff, int size, AVCodecContext *c, const char *des
 {
 }
 #endif
+
+#if FF_API_SDP_CREATE
+int avf_sdp_create(AVFormatContext *ac[], int n_files, char *buff, int size)
+{
+    return av_sdp_create(ac, n_files, buff, size);
+}
+#endif

libavformat/version.h

@@ -107,5 +107,8 @@
 #ifndef FF_API_GUESS_IMG2_CODEC
 #define FF_API_GUESS_IMG2_CODEC        (LIBAVFORMAT_VERSION_MAJOR < 54)
 #endif
+#ifndef FF_API_SDP_CREATE
+#define FF_API_SDP_CREATE              (LIBAVFORMAT_VERSION_MAJOR < 54)
+#endif
 
 #endif //AVFORMAT_VERSION_H