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improve hwaccel support

This commit is contained in:
Isaac Connor 2021-01-07 15:11:46 -05:00
parent 272fdcec68
commit f729034e9f
1 changed files with 17 additions and 8 deletions
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25
src/zm_ffmpeg_camera.cpp
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@ -91,7 +91,6 @@ static enum AVPixelFormat find_fmt_by_hw_type(const enum AVHWDeviceType type) {
#endif
#endif
FfmpegCamera::FfmpegCamera(
int p_id,
const std::string &p_path,
@ -425,17 +424,19 @@ int FfmpegCamera::OpenFfmpeg() {
for ( int i = 0;; i++ ) {
const AVCodecHWConfig *config = avcodec_get_hw_config(mVideoCodec, i);
if ( !config ) {
Debug(1, "Decoder %s does not support device type %s.",
mVideoCodec->name, av_hwdevice_get_type_name(type));
Debug(1, "Decoder %s does not support config %d.",
mVideoCodec->name, i);
break;
}
if ( (config->methods & AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX)
&& (config->device_type == type)
) {
hw_pix_fmt = config->pix_fmt;
break;
Debug(1, "Decoder %s does support our type %s.",
mVideoCodec->name, av_hwdevice_get_type_name(type));
//break;
} else {
Debug(1, "decoder %s hwConfig doesn't match our type: %s != %s, pix_fmt %s.",
Debug(1, "Decoder %s hwConfig doesn't match our type: %s != %s, pix_fmt %s.",
mVideoCodec->name,
av_hwdevice_get_type_name(type),
av_hwdevice_get_type_name(config->device_type),
@ -451,10 +452,18 @@ int FfmpegCamera::OpenFfmpeg() {
hw_pix_fmt, av_get_pix_fmt_name(hw_pix_fmt));
ret = av_hwdevice_ctx_create(&hw_device_ctx, type,
(hwaccel_device != "" ? hwaccel_device.c_str(): nullptr), nullptr, 0);
(hwaccel_device != "" ? hwaccel_device.c_str() : nullptr), nullptr, 0);
if ( ret < 0 ) {
Error("Failed to create hwaccel device. %s",av_make_error_string(ret).c_str());
hw_pix_fmt = AV_PIX_FMT_NONE;
Error("Failed to create hwaccel device. %s", av_make_error_string(ret).c_str());
if ( hwaccel_device != "" ) {
ret = av_hwdevice_ctx_create(&hw_device_ctx, type, nullptr, nullptr, 0);
if ( ret < 0 ) {
Error("Failed to create hwaccel device. %s", av_make_error_string(ret).c_str());
hw_pix_fmt = AV_PIX_FMT_NONE;
}
} else {
hw_pix_fmt = AV_PIX_FMT_NONE;
}
} else {
Debug(1, "Created hwdevice for %s", hwaccel_device.c_str());
mVideoCodecContext->get_format = get_hw_format;