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fftools: provide media type info for devices

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fftools now print info about what media type(s), if any, are provided by
sink and source avdevices.

Signed-off-by: Diederick Niehorster <dcnieho@gmail.com>
Reviewed-by: Roger Pack <rogerdpack2@gmail.com>
This commit is contained in:
Diederick Niehorster 2021-12-21 14:53:35 +01:00 committed by Gyan Doshi
parent e4b9aee11c
commit 5c90c13a56
1 changed files with 24 additions and 10 deletions
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34
fftools/cmdutils.c
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@ -2244,9 +2244,29 @@ double get_rotation(int32_t *displaymatrix)
} }
#if CONFIG_AVDEVICE #if CONFIG_AVDEVICE
static void print_device_list(const AVDeviceInfoList *device_list)
{
// print devices
for (int i = 0; i < device_list->nb_devices; i++) {
const AVDeviceInfo *device = device_list->devices[i];
printf("%c %s [%s] (", device_list->default_device == i ? '*' : ' ',
device->device_name, device->device_description);
if (device->nb_media_types > 0) {
for (int j = 0; j < device->nb_media_types; ++j) {
const char* media_type = av_get_media_type_string(device->media_types[j]);
if (j > 0)
printf(", ");
printf("%s", media_type ? media_type : "unknown");
}
} else {
printf("none");
}
printf(")\n");
}
}
static int print_device_sources(const AVInputFormat *fmt, AVDictionary *opts) static int print_device_sources(const AVInputFormat *fmt, AVDictionary *opts)
{ {
int ret, i; int ret;
AVDeviceInfoList *device_list = NULL; AVDeviceInfoList *device_list = NULL;
if (!fmt || !fmt->priv_class || !AV_IS_INPUT_DEVICE(fmt->priv_class->category)) if (!fmt || !fmt->priv_class || !AV_IS_INPUT_DEVICE(fmt->priv_class->category))
@ -2258,10 +2278,7 @@ static int print_device_sources(const AVInputFormat *fmt, AVDictionary *opts)
goto fail; goto fail;
} }
for (i = 0; i < device_list->nb_devices; i++) { print_device_list(device_list);
printf("%c %s [%s]\n", device_list->default_device == i ? '*' : ' ',
device_list->devices[i]->device_name, device_list->devices[i]->device_description);
}
fail: fail:
avdevice_free_list_devices(&device_list); avdevice_free_list_devices(&device_list);
@ -2270,7 +2287,7 @@ static int print_device_sources(const AVInputFormat *fmt, AVDictionary *opts)
static int print_device_sinks(const AVOutputFormat *fmt, AVDictionary *opts) static int print_device_sinks(const AVOutputFormat *fmt, AVDictionary *opts)
{ {
int ret, i; int ret;
AVDeviceInfoList *device_list = NULL; AVDeviceInfoList *device_list = NULL;
if (!fmt || !fmt->priv_class || !AV_IS_OUTPUT_DEVICE(fmt->priv_class->category)) if (!fmt || !fmt->priv_class || !AV_IS_OUTPUT_DEVICE(fmt->priv_class->category))
@ -2282,10 +2299,7 @@ static int print_device_sinks(const AVOutputFormat *fmt, AVDictionary *opts)
goto fail; goto fail;
} }
for (i = 0; i < device_list->nb_devices; i++) { print_device_list(device_list);
printf("%c %s [%s]\n", device_list->default_device == i ? '*' : ' ',
device_list->devices[i]->device_name, device_list->devices[i]->device_description);
}
fail: fail:
avdevice_free_list_devices(&device_list); avdevice_free_list_devices(&device_list);