[FFmpeg-devel] [PATCH v3 1/3] avformat: update AVProgram to keep track of version and changes

[Aman Gupta]

From: Aman Gupta <aman at tmm1.net>

Signed-off-by: Aman Gupta <aman at tmm1.net>
---
 doc/APIchanges         | 5 +++++
 libavformat/avformat.h | 3 ++-
 libavformat/utils.c    | 1 +
 libavformat/version.h  | 2 +-
 4 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/doc/APIchanges b/doc/APIchanges
index befa58c84a..bca2e7485e 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -15,6 +15,11 @@ libavutil:     2017-10-21
 
 API changes, most recent first:
 
+2018-05-xx - xxxxxxxxxx - lavf 58.15.100 - avformat.h
+  Remove unused AV_PROGRAM_RUNNING
+  Add AV_PROGRAM_CHANGED
+  Add pmt_version field to AVProgram
+
 2018-05-xx - xxxxxxxxxx - lavf 58.14.100 - avformat.h
   Add AV_DISPOSITION_STILL_IMAGE
 
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index 6dce88fad5..91285f34f8 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -1241,7 +1241,7 @@ struct AVCodecParserContext *av_stream_get_parser(const AVStream *s);
  */
 int64_t    av_stream_get_end_pts(const AVStream *st);
 
-#define AV_PROGRAM_RUNNING 1
+#define AV_PROGRAM_CHANGED 1
 
 /**
  * New fields can be added to the end with minor version bumps.
@@ -1260,6 +1260,7 @@ typedef struct AVProgram {
     int program_num;
     int pmt_pid;
     int pcr_pid;
+    int pmt_version;
 
     /*****************************************************************
      * All fields below this line are not part of the public API. They
diff --git a/libavformat/utils.c b/libavformat/utils.c
index 636fae3779..a4aa4e10b1 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -4569,6 +4569,7 @@ AVProgram *av_new_program(AVFormatContext *ac, int id)
             return NULL;
         dynarray_add(&ac->programs, &ac->nb_programs, program);
         program->discard = AVDISCARD_NONE;
+        program->pmt_version = -1;
     }
     program->id = id;
     program->pts_wrap_reference = AV_NOPTS_VALUE;
diff --git a/libavformat/version.h b/libavformat/version.h
index e9b94cc216..c8e89cdce1 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -32,7 +32,7 @@
 // Major bumping may affect Ticket5467, 5421, 5451(compatibility with Chromium)
 // Also please add any ticket numbers that you believe might be affected here
 #define LIBAVFORMAT_VERSION_MAJOR  58
-#define LIBAVFORMAT_VERSION_MINOR  14
+#define LIBAVFORMAT_VERSION_MINOR  15
 #define LIBAVFORMAT_VERSION_MICRO 100
 
 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
-- 
2.14.2