Deprecate the corresponding AVFormatParameters field.
---
 libavformat/avformat.h |    7 ++++---
 libavformat/mpegts.c   |   22 +++++++++++++++++++++-
 libavformat/version.h  |    3 +++
 3 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index c29f9ba..7e8cd80 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -236,9 +236,10 @@ typedef struct AVFormatParameters {
     int channel; /**< Used to select DV channel. */
     const char *standard; /**< TV standard, NTSC, PAL, SECAM */
     unsigned int mpeg2ts_raw:1;  /**< Force raw MPEG-2 transport stream 
output, if possible. */
-    unsigned int mpeg2ts_compute_pcr:1; /**< Compute exact PCR for each 
transport
-                                            stream packet (only meaningful if
-                                            mpeg2ts_raw is TRUE). */
+#if FF_API_FORMAT_PARAMETERS
+    /**< deprecated, use mpegtsraw demuxer-specific options instead */
+    attribute_deprecated unsigned int mpeg2ts_compute_pcr:1;
+#endif
     unsigned int initial_pause:1;       /**< Do not begin to play the stream
                                             immediately (RTSP only). */
     unsigned int prealloced_context:1;
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index e20d696..bfaf7b5 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -25,6 +25,8 @@
 
 #include "libavutil/crc.h"
 #include "libavutil/intreadwrite.h"
+#include "libavutil/log.h"
+#include "libavutil/opt.h"
 #include "libavcodec/bytestream.h"
 #include "avformat.h"
 #include "mpegts.h"
@@ -86,6 +88,7 @@ struct Program {
 };
 
 struct MpegTSContext {
+    const AVClass *class;
     /* user data */
     AVFormatContext *stream;
     /** raw packet size, including FEC if present            */
@@ -122,6 +125,19 @@ struct MpegTSContext {
     MpegTSFilter *pids[NB_PID_MAX];
 };
 
+static const AVOption options[] = {
+    {"compute_pcr", "Compute exact PCR for each transport stream packet.", 
offsetof(MpegTSContext, mpeg2ts_compute_pcr), FF_OPT_TYPE_INT,
+     {.dbl = 0}, 0, 1, AV_OPT_FLAG_DECODING_PARAM },
+    { NULL },
+};
+
+static const AVClass mpegtsraw_class = {
+    .class_name = "MPEG-TS raw demuxer",
+    .item_name  = av_default_item_name,
+    .option     = options,
+    .version    = LIBAVUTIL_VERSION_INT,
+};
+
 /* TS stream handling */
 
 enum MpegTSState {
@@ -1455,7 +1471,10 @@ static int mpegts_read_header(AVFormatContext *s,
     int64_t pos;
 
     if (ap) {
-        ts->mpeg2ts_compute_pcr = ap->mpeg2ts_compute_pcr;
+#if FF_API_FORMAT_PARAMETERS
+        if (ap->mpeg2ts_compute_pcr)
+            ts->mpeg2ts_compute_pcr = ap->mpeg2ts_compute_pcr;
+#endif
         if(ap->mpeg2ts_raw){
             av_log(s, AV_LOG_ERROR, "use mpegtsraw_demuxer!\n");
             return -1;
@@ -1878,4 +1897,5 @@ AVInputFormat ff_mpegtsraw_demuxer = {
 #ifdef USE_SYNCPOINT_SEARCH
     .read_seek2 = read_seek2,
 #endif
+    .priv_class = &mpegtsraw_class,
 };
diff --git a/libavformat/version.h b/libavformat/version.h
index 63f4191..b4fdb6f 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -68,5 +68,8 @@
 #ifndef FF_API_SDP_CREATE
 #define FF_API_SDP_CREATE              (LIBAVFORMAT_VERSION_MAJOR < 54)
 #endif
+#ifndef FF_API_FORMAT_PARAMETERS
+#define FF_API_FORMAT_PARAMETERS       (LIBAVFORMAT_VERSION_MAJOR < 54)
+#endif
 
 #endif /* AVFORMAT_VERSION_H */
-- 
1.7.5.1

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