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avdevice/decklink: refactor ff_decklink_set_format function

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This is done to enable input format autodetection in decklink_dec.

Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Karthick J 2017-11-07 09:32:23 +05:30 • committed by Marton Balint
parent 0e7865ce41
commit aa7b0329ff
4 changed files with 35 additions and 14 deletions
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38
libavdevice/decklink_common.cpp
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@ -148,23 +148,12 @@ static DECKLINK_BOOL field_order_eq(enum AVFieldOrder field_order, BMDFieldDomin
return false;
}
int ff_decklink_set_format(AVFormatContext *avctx,
int width, int height,
int tb_num, int tb_den,
enum AVFieldOrder field_order,
decklink_direction_t direction, int num)
{
int ff_decklink_set_configs(AVFormatContext *avctx,
decklink_direction_t direction) {
struct decklink_cctx *cctx = (struct decklink_cctx *)avctx->priv_data;
struct decklink_ctx *ctx = (struct decklink_ctx *)cctx->ctx;
BMDDisplayModeSupport support;
IDeckLinkDisplayModeIterator *itermode;
IDeckLinkDisplayMode *mode;
int i = 1;
HRESULT res;
av_log(avctx, AV_LOG_DEBUG, "Trying to find mode for frame size %dx%d, frame timing %d/%d, field order %d, direction %d, mode number %d, format code %s\n",
width, height, tb_num, tb_den, field_order, direction, num, (cctx->format_code) ? cctx->format_code : "(unset)");
if (ctx->duplex_mode) {
DECKLINK_BOOL duplex_supported = false;
@ -181,7 +170,6 @@ int ff_decklink_set_format(AVFormatContext *avctx,
av_log(avctx, AV_LOG_WARNING, "Unable to set duplex mode, because it is not supported.\n");
}
}
if (direction == DIRECTION_IN) {
int ret;
ret = decklink_select_input(avctx, bmdDeckLinkConfigAudioInputConnection);
@ -190,6 +178,28 @@ int ff_decklink_set_format(AVFormatContext *avctx,
ret = decklink_select_input(avctx, bmdDeckLinkConfigVideoInputConnection);
if (ret < 0)
return ret;
}
return 0;
}
int ff_decklink_set_format(AVFormatContext *avctx,
int width, int height,
int tb_num, int tb_den,
enum AVFieldOrder field_order,
decklink_direction_t direction, int num)
{
struct decklink_cctx *cctx = (struct decklink_cctx *)avctx->priv_data;
struct decklink_ctx *ctx = (struct decklink_ctx *)cctx->ctx;
BMDDisplayModeSupport support;
IDeckLinkDisplayModeIterator *itermode;
IDeckLinkDisplayMode *mode;
int i = 1;
HRESULT res;
av_log(avctx, AV_LOG_DEBUG, "Trying to find mode for frame size %dx%d, frame timing %d/%d, field order %d, direction %d, mode number %d, format code %s\n",
width, height, tb_num, tb_den, field_order, direction, num, (cctx->format_code) ? cctx->format_code : "(unset)");
if (direction == DIRECTION_IN) {
res = ctx->dli->GetDisplayModeIterator (&itermode);
} else {
res = ctx->dlo->GetDisplayModeIterator (&itermode);