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* [FFmpeg-devel] [PATCH 1/6] fftools/ffprobe: make option strings dynamically allocated
@ 2024-01-17  9:22 Anton Khirnov
  2024-01-17  9:22 ` [FFmpeg-devel] [PATCH 2/6] fftools/ffplay: " Anton Khirnov
                   ` (5 more replies)
  0 siblings, 6 replies; 10+ messages in thread
From: Anton Khirnov @ 2024-01-17  9:22 UTC (permalink / raw)
  To: ffmpeg-devel

Do not store the supplied arg pointer directly. While that is valid for
now, arg will become ephemeral in the future commits.
---
 fftools/ffprobe.c | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/fftools/ffprobe.c b/fftools/ffprobe.c
index f00ba48620..3a7aae3572 100644
--- a/fftools/ffprobe.c
+++ b/fftools/ffprobe.c
@@ -3827,8 +3827,10 @@ static int opt_input_file(void *optctx, const char *arg)
         return AVERROR(EINVAL);
     }
     if (!strcmp(arg, "-"))
-        arg = "fd:";
-    input_filename = arg;
+        arg = "pipe:";
+    input_filename = av_strdup(arg);
+    if (!input_filename)
+        return AVERROR(ENOMEM);
 
     return 0;
 }
@@ -3849,15 +3851,18 @@ static int opt_output_file_o(void *optctx, const char *opt, const char *arg)
     }
     if (!strcmp(arg, "-"))
         arg = "fd:";
-    output_filename = arg;
+    output_filename = av_strdup(arg);
+    if (!output_filename)
+        return AVERROR(ENOMEM);
 
     return 0;
 }
 
 static int opt_print_filename(void *optctx, const char *opt, const char *arg)
 {
-    print_input_filename = arg;
-    return 0;
+    av_freep(&print_input_filename);
+    print_input_filename = av_strdup(arg);
+    return print_input_filename ? 0 : AVERROR(ENOMEM);
 }
 
 void show_help_default(const char *opt, const char *arg)
@@ -4287,6 +4292,9 @@ int main(int argc, char **argv)
 
 end:
     av_freep(&output_format);
+    av_freep(&output_filename);
+    av_freep(&input_filename);
+    av_freep(&print_input_filename);
     av_freep(&read_intervals);
     av_hash_freep(&hash);
 
-- 
2.42.0

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^ permalink raw reply	[flat|nested] 10+ messages in thread

end of thread, other threads:[~2024-01-17 14:48 UTC | newest]

Thread overview: 10+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2024-01-17  9:22 [FFmpeg-devel] [PATCH 1/6] fftools/ffprobe: make option strings dynamically allocated Anton Khirnov
2024-01-17  9:22 ` [FFmpeg-devel] [PATCH 2/6] fftools/ffplay: " Anton Khirnov
2024-01-17  9:22 ` [FFmpeg-devel] [PATCH 3/6] fftools/ffmpeg: make attachment filenames " Anton Khirnov
2024-01-17  9:22 ` [FFmpeg-devel] [PATCH 4/6] fftools/cmdutils: add option syntax for loading arbitrary arguments from a file Anton Khirnov
2024-01-17 13:08   ` Michael Niedermayer
2024-01-17 14:48     ` Anton Khirnov
2024-01-17  9:22 ` [FFmpeg-devel] [PATCH 5/6] fftools/ffmpeg: deprecate -filter_complex_script Anton Khirnov
2024-01-17  9:22 ` [FFmpeg-devel] [PATCH 6/6] fftools/ffmpeg: deprecate -filter_script Anton Khirnov
2024-01-17 11:22 ` [FFmpeg-devel] [PATCH 1/6] fftools/ffprobe: make option strings dynamically allocated Zhao Zhili
2024-01-17 12:32   ` Anton Khirnov

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