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Code Issues Releases Activity

fftools/ffprobe: Switch to AVMutex

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This removes several #if checks. While just at it, also switch
to static mutex initialization.
This commit does not enable -show_log for builds without threads
though.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2025-02-21 11:24:53 +01:00
parent 6232f416b1
commit 37348e1b20
1 changed files with 9 additions and 31 deletions
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40
fftools/ffprobe.c
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@ -71,17 +71,6 @@
#include "libavutil/thread.h"
#if !HAVE_THREADS
# ifdef pthread_mutex_lock
# undef pthread_mutex_lock
# endif
# define pthread_mutex_lock(a) do{}while(0)
# ifdef pthread_mutex_unlock
# undef pthread_mutex_unlock
# endif
# define pthread_mutex_unlock(a) do{}while(0)
#endif
// attached as opaque_ref to packets/frames
typedef struct FrameData {
int64_t pkt_pos;
@ -389,9 +378,8 @@ static int *selected_streams;
static int *streams_with_closed_captions;
static int *streams_with_film_grain;
#if HAVE_THREADS
pthread_mutex_t log_mutex;
#endif
static AVMutex log_mutex = AV_MUTEX_INITIALIZER;
typedef struct LogBuffer {
char *context_name;
int log_level;
@ -418,7 +406,7 @@ static void log_callback(void *ptr, int level, const char *fmt, va_list vl)
va_end(vl2);
#if HAVE_THREADS
pthread_mutex_lock(&log_mutex);
ff_mutex_lock(&log_mutex);
new_log_buffer = av_realloc_array(log_buffer, log_buffer_size + 1, sizeof(*log_buffer));
if (new_log_buffer) {
@ -449,7 +437,7 @@ static void log_callback(void *ptr, int level, const char *fmt, va_list vl)
log_buffer_size ++;
}
pthread_mutex_unlock(&log_mutex);
ff_mutex_unlock(&log_mutex);
#endif
}
@ -2718,7 +2706,7 @@ static void clear_log(int need_lock)
int i;
if (need_lock)
pthread_mutex_lock(&log_mutex);
ff_mutex_lock(&log_mutex);
for (i=0; i<log_buffer_size; i++) {
av_freep(&log_buffer[i].context_name);
av_freep(&log_buffer[i].parent_name);
@ -2726,15 +2714,15 @@ static void clear_log(int need_lock)
}
log_buffer_size = 0;
if(need_lock)
pthread_mutex_unlock(&log_mutex);
ff_mutex_unlock(&log_mutex);
}
static int show_log(WriterContext *w, int section_ids, int section_id, int log_level)
{
int i;
pthread_mutex_lock(&log_mutex);
ff_mutex_lock(&log_mutex);
if (!log_buffer_size) {
pthread_mutex_unlock(&log_mutex);
ff_mutex_unlock(&log_mutex);
return 0;
}
writer_print_section_header(w, NULL, section_ids);
@ -2757,7 +2745,7 @@ static int show_log(WriterContext *w, int section_ids, int section_id, int log_l
}
}
clear_log(0);
pthread_mutex_unlock(&log_mutex);
ff_mutex_unlock(&log_mutex);
writer_print_section_footer(w);
@ -4663,12 +4651,6 @@ int main(int argc, char **argv)
init_dynload();
#if HAVE_THREADS
ret = pthread_mutex_init(&log_mutex, NULL);
if (ret != 0) {
goto end;
}
#endif
av_log_set_flags(AV_LOG_SKIP_REPEATED);
options = real_options;
@ -4816,9 +4798,5 @@ end:
avformat_network_deinit();
#if HAVE_THREADS
pthread_mutex_destroy(&log_mutex);
#endif
return ret < 0;
}