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Decklink: add output support
This commit is contained in:
Colin Edwards
288
plugins/decklink/decklink-source.cpp
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288
plugins/decklink/decklink-source.cpp
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@@ -0,0 +1,288 @@
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#include <obs-module.h>
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#include "const.h"
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#include "DecklinkInput.hpp"
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#include "decklink-device.hpp"
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#include "decklink-device-discovery.hpp"
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#include "decklink-devices.hpp"
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static void decklink_enable_buffering(DeckLinkInput *decklink, bool enabled)
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{
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obs_source_t *source = decklink->GetSource();
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obs_source_set_async_unbuffered(source, !enabled);
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decklink->buffering = enabled;
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}
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static void decklink_deactivate_when_not_showing(DeckLinkInput *decklink, bool dwns)
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{
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decklink->dwns = dwns;
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}
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static void *decklink_create(obs_data_t *settings, obs_source_t *source)
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{
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DeckLinkInput *decklink = new DeckLinkInput(source, deviceEnum);
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obs_source_set_async_decoupled(source, true);
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decklink_enable_buffering(decklink,
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obs_data_get_bool(settings, BUFFERING));
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obs_source_update(source, settings);
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return decklink;
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}
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static void decklink_destroy(void *data)
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{
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DeckLinkInput *decklink = (DeckLinkInput *)data;
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delete decklink;
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}
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static void decklink_update(void *data, obs_data_t *settings)
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{
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DeckLinkInput *decklink = (DeckLinkInput *)data;
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const char *hash = obs_data_get_string(settings, DEVICE_HASH);
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long long id = obs_data_get_int(settings, MODE_ID);
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BMDPixelFormat pixelFormat = (BMDPixelFormat)obs_data_get_int(settings,
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PIXEL_FORMAT);
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video_colorspace colorSpace = (video_colorspace)obs_data_get_int(settings,
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COLOR_SPACE);
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video_range_type colorRange = (video_range_type)obs_data_get_int(settings,
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COLOR_RANGE);
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int chFmtInt = (int)obs_data_get_int(settings, CHANNEL_FORMAT);
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if (chFmtInt == 7)
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chFmtInt = SPEAKERS_5POINT1;
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else if (chFmtInt < SPEAKERS_UNKNOWN || chFmtInt > SPEAKERS_7POINT1)
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chFmtInt = 2;
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speaker_layout channelFormat = (speaker_layout)chFmtInt;
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decklink_enable_buffering(decklink,
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obs_data_get_bool(settings, BUFFERING));
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decklink_deactivate_when_not_showing(decklink,
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obs_data_get_bool(settings, DEACTIVATE_WNS));
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ComPtr<DeckLinkDevice> device;
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device.Set(deviceEnum->FindByHash(hash));
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decklink->SetPixelFormat(pixelFormat);
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decklink->SetColorSpace(colorSpace);
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decklink->SetColorRange(colorRange);
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decklink->SetChannelFormat(channelFormat);
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decklink->Activate(device, id);
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decklink->hash = std::string(hash);
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}
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static void decklink_show(void *data)
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{
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DeckLinkInput *decklink = (DeckLinkInput *)data;
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obs_source_t *source = decklink->GetSource();
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bool showing = obs_source_showing(source);
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if (decklink->dwns && showing && !decklink->Capturing()) {
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ComPtr<DeckLinkDevice> device;
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device.Set(deviceEnum->FindByHash(decklink->hash.c_str()));
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decklink->Activate(device, decklink->id);
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}
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}
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static void decklink_hide(void *data)
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{
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DeckLinkInput *decklink = (DeckLinkInput *)data;
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obs_source_t *source = decklink->GetSource();
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bool showing = obs_source_showing(source);
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if (decklink->dwns && showing)
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decklink->Deactivate();
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}
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static void decklink_get_defaults(obs_data_t *settings)
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{
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obs_data_set_default_bool(settings, BUFFERING, false);
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obs_data_set_default_int(settings, PIXEL_FORMAT, bmdFormat8BitYUV);
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obs_data_set_default_int(settings, COLOR_SPACE, VIDEO_CS_DEFAULT);
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obs_data_set_default_int(settings, COLOR_RANGE, VIDEO_RANGE_DEFAULT);
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obs_data_set_default_int(settings, CHANNEL_FORMAT, SPEAKERS_STEREO);
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}
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static const char *decklink_get_name(void*)
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{
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return obs_module_text("BlackmagicDevice");
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}
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static bool decklink_device_changed(obs_properties_t *props,
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obs_property_t *list, obs_data_t *settings)
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{
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const char *name = obs_data_get_string(settings, DEVICE_NAME);
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const char *hash = obs_data_get_string(settings, DEVICE_HASH);
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const char *mode = obs_data_get_string(settings, MODE_NAME);
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long long modeId = obs_data_get_int(settings, MODE_ID);
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size_t itemCount = obs_property_list_item_count(list);
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bool itemFound = false;
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for (size_t i = 0; i < itemCount; i++) {
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const char *curHash = obs_property_list_item_string(list, i);
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if (strcmp(hash, curHash) == 0) {
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itemFound = true;
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break;
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}
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}
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if (!itemFound) {
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obs_property_list_insert_string(list, 0, name, hash);
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obs_property_list_item_disable(list, 0, true);
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}
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obs_property_t *modeList = obs_properties_get(props, MODE_ID);
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obs_property_t *channelList = obs_properties_get(props, CHANNEL_FORMAT);
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obs_property_list_clear(modeList);
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obs_property_list_clear(channelList);
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obs_property_list_add_int(channelList, TEXT_CHANNEL_FORMAT_NONE,
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SPEAKERS_UNKNOWN);
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obs_property_list_add_int(channelList, TEXT_CHANNEL_FORMAT_2_0CH,
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SPEAKERS_STEREO);
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ComPtr<DeckLinkDevice> device;
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device.Set(deviceEnum->FindByHash(hash));
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if (!device) {
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obs_property_list_add_int(modeList, mode, modeId);
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obs_property_list_item_disable(modeList, 0, true);
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} else {
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const std::vector<DeckLinkDeviceMode*> &modes =
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device->GetInputModes();
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for (DeckLinkDeviceMode *mode : modes) {
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obs_property_list_add_int(modeList,
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mode->GetName().c_str(),
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mode->GetId());
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}
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if (device->GetMaxChannel() >= 8) {
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obs_property_list_add_int(channelList,
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TEXT_CHANNEL_FORMAT_2_1CH, SPEAKERS_2POINT1);
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obs_property_list_add_int(channelList,
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TEXT_CHANNEL_FORMAT_4_0CH, SPEAKERS_4POINT0);
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obs_property_list_add_int(channelList,
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TEXT_CHANNEL_FORMAT_4_1CH, SPEAKERS_4POINT1);
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obs_property_list_add_int(channelList,
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TEXT_CHANNEL_FORMAT_5_1CH, SPEAKERS_5POINT1);
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obs_property_list_add_int(channelList,
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TEXT_CHANNEL_FORMAT_7_1CH, SPEAKERS_7POINT1);
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}
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}
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return true;
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}
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static bool color_format_changed(obs_properties_t *props,
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obs_property_t *list, obs_data_t *settings);
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static bool mode_id_changed(obs_properties_t *props,
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obs_property_t *list, obs_data_t *settings)
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{
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long long id = obs_data_get_int(settings, MODE_ID);
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list = obs_properties_get(props, PIXEL_FORMAT);
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obs_property_set_visible(list, id != MODE_ID_AUTO);
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return color_format_changed(props, nullptr, settings);
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}
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static bool color_format_changed(obs_properties_t *props,
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obs_property_t *list, obs_data_t *settings)
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{
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long long id = obs_data_get_int(settings, MODE_ID);
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BMDPixelFormat pixelFormat = (BMDPixelFormat)obs_data_get_int(settings,
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PIXEL_FORMAT);
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list = obs_properties_get(props, COLOR_SPACE);
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obs_property_set_visible(list,
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id != MODE_ID_AUTO && pixelFormat == bmdFormat8BitYUV);
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list = obs_properties_get(props, COLOR_RANGE);
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obs_property_set_visible(list,
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id == MODE_ID_AUTO || pixelFormat == bmdFormat8BitYUV);
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return true;
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}
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static obs_properties_t *decklink_get_properties(void *data)
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{
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obs_properties_t *props = obs_properties_create();
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obs_property_t *list = obs_properties_add_list(props, DEVICE_HASH,
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TEXT_DEVICE, OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_STRING);
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obs_property_set_modified_callback(list, decklink_device_changed);
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fill_out_devices(list);
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list = obs_properties_add_list(props, MODE_ID, TEXT_MODE,
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OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_INT);
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obs_property_set_modified_callback(list, mode_id_changed);
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list = obs_properties_add_list(props, PIXEL_FORMAT,
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TEXT_PIXEL_FORMAT, OBS_COMBO_TYPE_LIST,
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OBS_COMBO_FORMAT_INT);
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obs_property_set_modified_callback(list, color_format_changed);
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obs_property_list_add_int(list, "8-bit YUV", bmdFormat8BitYUV);
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obs_property_list_add_int(list, "8-bit BGRA", bmdFormat8BitBGRA);
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list = obs_properties_add_list(props, COLOR_SPACE, TEXT_COLOR_SPACE,
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OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_INT);
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obs_property_list_add_int(list, TEXT_COLOR_SPACE_DEFAULT, VIDEO_CS_DEFAULT);
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obs_property_list_add_int(list, "BT.601", VIDEO_CS_601);
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obs_property_list_add_int(list, "BT.709", VIDEO_CS_709);
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list = obs_properties_add_list(props, COLOR_RANGE, TEXT_COLOR_RANGE,
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OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_INT);
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obs_property_list_add_int(list, TEXT_COLOR_RANGE_DEFAULT, VIDEO_RANGE_DEFAULT);
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obs_property_list_add_int(list, TEXT_COLOR_RANGE_PARTIAL, VIDEO_RANGE_PARTIAL);
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obs_property_list_add_int(list, TEXT_COLOR_RANGE_FULL, VIDEO_RANGE_FULL);
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list = obs_properties_add_list(props, CHANNEL_FORMAT,
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TEXT_CHANNEL_FORMAT, OBS_COMBO_TYPE_LIST,
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OBS_COMBO_FORMAT_INT);
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obs_property_list_add_int(list, TEXT_CHANNEL_FORMAT_NONE,
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SPEAKERS_UNKNOWN);
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obs_property_list_add_int(list, TEXT_CHANNEL_FORMAT_2_0CH,
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SPEAKERS_STEREO);
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obs_property_list_add_int(list, TEXT_CHANNEL_FORMAT_2_1CH,
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SPEAKERS_2POINT1);
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obs_property_list_add_int(list, TEXT_CHANNEL_FORMAT_4_0CH,
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SPEAKERS_4POINT0);
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obs_property_list_add_int(list, TEXT_CHANNEL_FORMAT_4_1CH,
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SPEAKERS_4POINT1);
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obs_property_list_add_int(list, TEXT_CHANNEL_FORMAT_5_1CH,
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SPEAKERS_5POINT1);
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obs_property_list_add_int(list, TEXT_CHANNEL_FORMAT_7_1CH,
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SPEAKERS_7POINT1);
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obs_properties_add_bool(props, BUFFERING, TEXT_BUFFERING);
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obs_properties_add_bool(props, DEACTIVATE_WNS, TEXT_DWNS);
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UNUSED_PARAMETER(data);
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return props;
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}
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struct obs_source_info create_decklink_source_info()
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{
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struct obs_source_info decklink_source_info = {};
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decklink_source_info.id = "decklink-input";
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decklink_source_info.type = OBS_SOURCE_TYPE_INPUT;
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decklink_source_info.output_flags = OBS_SOURCE_ASYNC_VIDEO | OBS_SOURCE_AUDIO | OBS_SOURCE_DO_NOT_DUPLICATE;
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decklink_source_info.create = decklink_create;
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decklink_source_info.destroy = decklink_destroy;
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decklink_source_info.get_defaults = decklink_get_defaults;
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decklink_source_info.get_name = decklink_get_name;
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decklink_source_info.get_properties = decklink_get_properties;
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decklink_source_info.update = decklink_update;
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decklink_source_info.show = decklink_show;
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decklink_source_info.hide = decklink_hide;
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return decklink_source_info;
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}
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