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avdevice/dshow: add media type info to get_device_list 

The list returned by get_device_list now contains info about what media
type(s), if any, can be provided by each device.

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 14:53:34 +01:00 committed by Gyan Doshi
parent a8a530331f
commit e4b9aee11c
1 changed files with 7 additions and 0 deletions
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7
libavdevice/dshow.c
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@ -384,6 +384,12 @@ dshow_cycle_devices(AVFormatContext *avctx, ICreateDevEnum *devenum,
sizeof(*(*device_list)->devices)) < 0)
goto fail;
// attach media_types to device
device->nb_media_types = nb_media_types;
device->media_types = media_types;
nb_media_types = 0;
media_types = NULL;
// store device in list
(*device_list)->devices[(*device_list)->nb_devices] = device;
(*device_list)->nb_devices++;
@ -412,6 +418,7 @@ dshow_cycle_devices(AVFormatContext *avctx, ICreateDevEnum *devenum,
if (device) {
av_freep(&device->device_name);
av_freep(&device->device_description);
// NB: no need to av_freep(&device->media_types), its only moved to device once nothing can fail anymore
av_free(device);
}
if (olestr && co_malloc)