mirror of
https://github.com/librempeg/librempeg
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d1f7700133
Cleanup was missing for when the show_analog_tv_tuner_audio_dialog is true. Signed-off-by: Diederick Niehorster <dcnieho@gmail.com> Reviewed-by: Roger Pack <rogerdpack2@gmail.com>
213 lines
9.1 KiB
C
213 lines
9.1 KiB
C
/*
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* DirectShow capture interface
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* Copyright (c) 2015 Roger Pack
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "dshow_capture.h"
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static const char *
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GetPhysicalPinName(long pin_type)
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{
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switch (pin_type)
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{
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case PhysConn_Video_Tuner: return "Video Tuner";
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case PhysConn_Video_Composite: return "Video Composite";
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case PhysConn_Video_SVideo: return "S-Video";
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case PhysConn_Video_RGB: return "Video RGB";
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case PhysConn_Video_YRYBY: return "Video YRYBY";
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case PhysConn_Video_SerialDigital: return "Video Serial Digital";
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case PhysConn_Video_ParallelDigital: return "Video Parallel Digital";
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case PhysConn_Video_SCSI: return "Video SCSI";
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case PhysConn_Video_AUX: return "Video AUX";
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case PhysConn_Video_1394: return "Video 1394";
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case PhysConn_Video_USB: return "Video USB";
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case PhysConn_Video_VideoDecoder: return "Video Decoder";
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case PhysConn_Video_VideoEncoder: return "Video Encoder";
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case PhysConn_Audio_Tuner: return "Audio Tuner";
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case PhysConn_Audio_Line: return "Audio Line";
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case PhysConn_Audio_Mic: return "Audio Microphone";
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case PhysConn_Audio_AESDigital: return "Audio AES/EBU Digital";
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case PhysConn_Audio_SPDIFDigital: return "Audio S/PDIF";
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case PhysConn_Audio_SCSI: return "Audio SCSI";
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case PhysConn_Audio_AUX: return "Audio AUX";
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case PhysConn_Audio_1394: return "Audio 1394";
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case PhysConn_Audio_USB: return "Audio USB";
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case PhysConn_Audio_AudioDecoder: return "Audio Decoder";
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default: return "Unknown Crossbar Pin Type—Please report!";
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}
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}
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static HRESULT
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setup_crossbar_options(IAMCrossbar *cross_bar, enum dshowDeviceType devtype, AVFormatContext *avctx)
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{
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struct dshow_ctx *ctx = avctx->priv_data;
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long count_output_pins, count_input_pins;
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int i;
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int log_level = ctx->list_options ? AV_LOG_INFO : AV_LOG_DEBUG;
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int video_input_pin = ctx->crossbar_video_input_pin_number;
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int audio_input_pin = ctx->crossbar_audio_input_pin_number;
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const char *device_name = ctx->device_name[devtype];
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HRESULT hr;
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av_log(avctx, log_level, "Crossbar Switching Information for %s:\n", device_name);
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hr = IAMCrossbar_get_PinCounts(cross_bar, &count_output_pins, &count_input_pins);
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if (hr != S_OK) {
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av_log(avctx, AV_LOG_ERROR, "Unable to get crossbar pin counts\n");
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return hr;
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}
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for (i = 0; i < count_output_pins; i++)
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{
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int j;
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long related_pin, pin_type, route_to_pin;
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hr = IAMCrossbar_get_CrossbarPinInfo(cross_bar, FALSE, i, &related_pin, &pin_type);
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if (pin_type == PhysConn_Video_VideoDecoder) {
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/* assume there is only one "Video (and one Audio) Decoder" output pin, and it's all we care about routing to...for now */
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if (video_input_pin != -1) {
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av_log(avctx, log_level, "Routing video input from pin %d\n", video_input_pin);
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hr = IAMCrossbar_Route(cross_bar, i, video_input_pin);
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if (hr != S_OK) {
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av_log(avctx, AV_LOG_ERROR, "Unable to route video input from pin %d\n", video_input_pin);
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return AVERROR(EIO);
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}
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}
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} else if (pin_type == PhysConn_Audio_AudioDecoder) {
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if (audio_input_pin != -1) {
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av_log(avctx, log_level, "Routing audio input from pin %d\n", audio_input_pin);
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hr = IAMCrossbar_Route(cross_bar, i, audio_input_pin);
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if (hr != S_OK) {
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av_log(avctx, AV_LOG_ERROR, "Unable to route audio input from pin %d\n", audio_input_pin);
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return hr;
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}
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}
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} else {
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av_log(avctx, AV_LOG_WARNING, "Unexpected output pin type, please report the type if you want to use this (%s)", GetPhysicalPinName(pin_type));
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}
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hr = IAMCrossbar_get_IsRoutedTo(cross_bar, i, &route_to_pin);
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if (hr != S_OK) {
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av_log(avctx, AV_LOG_ERROR, "Unable to get crossbar is routed to from pin %d\n", i);
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return hr;
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}
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av_log(avctx, log_level, " Crossbar Output pin %d: \"%s\" related output pin: %ld ", i, GetPhysicalPinName(pin_type), related_pin);
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av_log(avctx, log_level, "current input pin: %ld ", route_to_pin);
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av_log(avctx, log_level, "compatible input pins: ");
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for (j = 0; j < count_input_pins; j++)
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{
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hr = IAMCrossbar_CanRoute(cross_bar, i, j);
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if (hr == S_OK)
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av_log(avctx, log_level ,"%d ", j);
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}
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av_log(avctx, log_level, "\n");
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}
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for (i = 0; i < count_input_pins; i++)
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{
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long related_pin, pin_type;
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hr = IAMCrossbar_get_CrossbarPinInfo(cross_bar, TRUE, i, &related_pin, &pin_type);
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if (hr != S_OK) {
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av_log(avctx, AV_LOG_ERROR, "unable to get crossbar info audio input from pin %d\n", i);
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return hr;
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}
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av_log(avctx, log_level, " Crossbar Input pin %d - \"%s\" ", i, GetPhysicalPinName(pin_type));
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av_log(avctx, log_level, "related input pin: %ld\n", related_pin);
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}
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return S_OK;
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}
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/**
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* Given a fully constructed graph, check if there is a cross bar filter, and configure its pins if so.
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*/
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HRESULT
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ff_dshow_try_setup_crossbar_options(ICaptureGraphBuilder2 *graph_builder2,
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IBaseFilter *device_filter, enum dshowDeviceType devtype, AVFormatContext *avctx)
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{
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struct dshow_ctx *ctx = avctx->priv_data;
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IAMCrossbar *cross_bar = NULL;
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IBaseFilter *cross_bar_base_filter = NULL;
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IAMTVTuner *tv_tuner_filter = NULL;
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IBaseFilter *tv_tuner_base_filter = NULL;
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IAMAudioInputMixer *tv_audio_filter = NULL;
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IBaseFilter *tv_audio_base_filter = NULL;
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HRESULT hr;
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hr = ICaptureGraphBuilder2_FindInterface(graph_builder2, &LOOK_UPSTREAM_ONLY, (const GUID *) NULL,
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device_filter, &IID_IAMCrossbar, (void**) &cross_bar);
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if (hr != S_OK) {
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/* no crossbar found */
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hr = S_OK;
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goto end;
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}
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/* TODO some TV tuners apparently have multiple crossbars? */
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if (devtype == VideoDevice && ctx->show_video_crossbar_connection_dialog ||
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devtype == AudioDevice && ctx->show_audio_crossbar_connection_dialog) {
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hr = IAMCrossbar_QueryInterface(cross_bar, &IID_IBaseFilter, (void **) &cross_bar_base_filter);
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if (hr != S_OK)
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goto end;
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ff_dshow_show_filter_properties(cross_bar_base_filter, avctx);
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}
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if (devtype == VideoDevice && ctx->show_analog_tv_tuner_dialog) {
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hr = ICaptureGraphBuilder2_FindInterface(graph_builder2, &LOOK_UPSTREAM_ONLY, NULL,
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device_filter, &IID_IAMTVTuner, (void**) &tv_tuner_filter);
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if (hr == S_OK) {
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hr = IAMCrossbar_QueryInterface(tv_tuner_filter, &IID_IBaseFilter, (void **) &tv_tuner_base_filter);
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if (hr != S_OK)
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goto end;
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ff_dshow_show_filter_properties(tv_tuner_base_filter, avctx);
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} else {
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av_log(avctx, AV_LOG_WARNING, "unable to find a tv tuner to display dialog for!");
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}
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}
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if (devtype == AudioDevice && ctx->show_analog_tv_tuner_audio_dialog) {
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hr = ICaptureGraphBuilder2_FindInterface(graph_builder2, &LOOK_UPSTREAM_ONLY, NULL,
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device_filter, &IID_IAMTVAudio, (void**) &tv_audio_filter);
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if (hr == S_OK) {
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hr = IAMCrossbar_QueryInterface(tv_audio_filter, &IID_IBaseFilter, (void **) &tv_audio_base_filter);
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if (hr != S_OK)
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goto end;
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ff_dshow_show_filter_properties(tv_audio_base_filter, avctx);
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} else {
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av_log(avctx, AV_LOG_WARNING, "unable to find a tv audio tuner to display dialog for!");
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}
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}
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hr = setup_crossbar_options(cross_bar, devtype, avctx);
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if (hr != S_OK)
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goto end;
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end:
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if (cross_bar)
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IAMCrossbar_Release(cross_bar);
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if (cross_bar_base_filter)
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IBaseFilter_Release(cross_bar_base_filter);
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if (tv_tuner_filter)
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IAMTVTuner_Release(tv_tuner_filter);
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if (tv_tuner_base_filter)
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IBaseFilter_Release(tv_tuner_base_filter);
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if (tv_audio_filter)
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IAMAudioInputMixer_Release(tv_audio_filter);
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if (tv_audio_base_filter)
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IBaseFilter_Release(tv_audio_base_filter);
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return hr;
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}
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