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@ -78,52 +78,6 @@ const char * avdevice_license(void) |
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return &LICENSE_PREFIX FFMPEG_LICENSE[sizeof(LICENSE_PREFIX) - 1]; |
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} |
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static void *device_next(void *prev, int output, |
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AVClassCategory c1, AVClassCategory c2) |
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{ |
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const AVClass *pc; |
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AVClassCategory category = AV_CLASS_CATEGORY_NA; |
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do { |
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if (output) { |
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if (!(prev = av_oformat_next(prev))) |
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break; |
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pc = ((AVOutputFormat *)prev)->priv_class; |
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} else { |
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if (!(prev = av_iformat_next(prev))) |
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break; |
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pc = ((AVInputFormat *)prev)->priv_class; |
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} |
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if (!pc) |
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continue; |
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category = pc->category; |
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} while (category != c1 && category != c2); |
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return prev; |
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} |
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AVInputFormat *av_input_audio_device_next(AVInputFormat *d) |
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{ |
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return device_next(d, 0, AV_CLASS_CATEGORY_DEVICE_AUDIO_INPUT, |
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AV_CLASS_CATEGORY_DEVICE_INPUT); |
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} |
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AVInputFormat *av_input_video_device_next(AVInputFormat *d) |
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{ |
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return device_next(d, 0, AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT, |
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AV_CLASS_CATEGORY_DEVICE_INPUT); |
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} |
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AVOutputFormat *av_output_audio_device_next(AVOutputFormat *d) |
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{ |
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return device_next(d, 1, AV_CLASS_CATEGORY_DEVICE_AUDIO_OUTPUT, |
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AV_CLASS_CATEGORY_DEVICE_OUTPUT); |
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} |
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AVOutputFormat *av_output_video_device_next(AVOutputFormat *d) |
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{ |
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return device_next(d, 1, AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT, |
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AV_CLASS_CATEGORY_DEVICE_OUTPUT); |
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} |
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int avdevice_app_to_dev_control_message(struct AVFormatContext *s, enum AVAppToDevMessageType type, |
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void *data, size_t data_size) |
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{ |
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