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Add opt handler for pending "-sample_fmt" option 

Originally committed as revision 14486 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Peter Ross 2008-07-31 13:11:07 +00:00
parent 9e82a113e5
commit ce1ee094d7
1 changed files with 18 additions and 6 deletions
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24
ffmpeg.c
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@ -32,6 +32,7 @@
#include "libswscale/swscale.h"
#include "libavformat/framehook.h"
#include "libavcodec/opt.h"
#include "libavcodec/audioconvert.h"
#include "libavutil/fifo.h"
#include "libavutil/avstring.h"
#include "libavformat/os_support.h"
@ -103,6 +104,7 @@ static int frame_width = 0;
static int frame_height = 0;
static float frame_aspect_ratio = 0;
static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
static enum SampleFormat audio_sample_fmt = SAMPLE_FMT_NONE;
static int frame_padtop = 0;
static int frame_padbottom = 0;
static int frame_padleft = 0;
@ -2455,13 +2457,13 @@ static void opt_frame_pad_right(const char *arg)
}
}
static void list_pix_fmts(void)
static void list_fmts(void (*get_fmt_string)(char *buf, int buf_size, int fmt), int nb_fmts)
{
int i;
char pix_fmt_str[128];
for (i=-1; i < PIX_FMT_NB; i++) {
avcodec_pix_fmt_string (pix_fmt_str, sizeof(pix_fmt_str), i);
fprintf(stdout, "%s\n", pix_fmt_str);
char fmt_str[128];
for (i=-1; i < nb_fmts; i++) {
get_fmt_string (fmt_str, sizeof(fmt_str), i);
fprintf(stdout, "%s\n", fmt_str);
}
}
@ -2470,7 +2472,7 @@ static void opt_frame_pix_fmt(const char *arg)
if (strcmp(arg, "list"))
frame_pix_fmt = avcodec_get_pix_fmt(arg);
else {
list_pix_fmts();
list_fmts(avcodec_pix_fmt_string, PIX_FMT_NB);
av_exit(0);
}
}
@ -2524,6 +2526,16 @@ static int opt_thread_count(const char *opt, const char *arg)
return 0;
}
static void opt_audio_sample_fmt(const char *arg)
{
if (strcmp(arg, "list"))
audio_sample_fmt = avcodec_get_sample_fmt(arg);
else {
list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB);
av_exit(0);
}
}
static int opt_audio_rate(const char *opt, const char *arg)
{
audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);