From 30d770ca448131fba207d9603ff438dea15d10ba Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michael@niedermayer.cc>
Date: Tue, 15 Dec 2015 16:27:52 +0100
Subject: [PATCH] ffmpeg: Allow specifying the program number for created
programs
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
doc/ffmpeg.texi | 4 ++--
ffmpeg_opt.c | 22 +++++++++++++++++++++-
2 files changed, 23 insertions(+), 3 deletions(-)
diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi
index 6307470d08d..a38a32e17d5 100644
--- a/doc/ffmpeg.texi
+++ b/doc/ffmpeg.texi
@@ -355,9 +355,9 @@ To set the language of the first audio stream:
ffmpeg -i INPUT -metadata:s:a:0 language=eng OUTPUT
@end example
-@item -program [title=@var{title}:]st=@var{stream}[:st=@var{stream}...] (@emph{output})
+@item -program [title=@var{title}:][program_num=@var{program_num}:]st=@var{stream}[:st=@var{stream}...] (@emph{output})
-Creates a program with the specified @var{title} and adds the specified
+Creates a program with the specified @var{title}, @var{program_num} and adds the specified
@var{stream}(s) to it.
@item -target @var{type} (@emph{output})
diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c
index fd2c0517cfe..3df46da15ee 100644
--- a/ffmpeg_opt.c
+++ b/ffmpeg_opt.c
@@ -2418,8 +2418,27 @@ loop_end:
for (i = 0; i < o->nb_program; i++) {
const char *p = o->program[i].u.str;
int progid = i+1;
- AVProgram *program = av_new_program(oc, progid);
+ AVProgram *program;
+ while(*p) {
+ const char *p2 = av_get_token(&p, ":");
+ char *key;
+ if (!p2)
+ break;
+ if(*p) p++;
+
+ key = av_get_token(&p2, "=");
+ if (!key || !*p2)
+ break;
+ p2++;
+
+ if (!strcmp(key, "program_num"))
+ progid = strtol(p2, NULL, 0);
+ }
+
+ program = av_new_program(oc, progid);
+
+ p = o->program[i].u.str;
while(*p) {
const char *p2 = av_get_token(&p, ":");
char *key;
@@ -2440,6 +2459,7 @@ loop_end:
if (!strcmp(key, "title")) {
av_dict_set(&program->metadata, "title", p2, 0);
+ } else if (!strcmp(key, "program_num")) {
} else if (!strcmp(key, "st")) {
int st_num = strtol(p2, NULL, 0);
av_program_add_stream_index(oc, progid, st_num);
--
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