diff options
Diffstat (limited to 'MediaBrowser.Api/Playback/BaseStreamingService.cs')
| -rw-r--r-- | MediaBrowser.Api/Playback/BaseStreamingService.cs | 129 |
1 files changed, 91 insertions, 38 deletions
diff --git a/MediaBrowser.Api/Playback/BaseStreamingService.cs b/MediaBrowser.Api/Playback/BaseStreamingService.cs index bff6ec2ff..4c8b918c6 100644 --- a/MediaBrowser.Api/Playback/BaseStreamingService.cs +++ b/MediaBrowser.Api/Playback/BaseStreamingService.cs @@ -314,6 +314,10 @@ namespace MediaBrowser.Api.Playback { return GetAvailableEncoder("h264_omx", defaultEncoder); } + if (string.Equals(hwType, "vaapi", StringComparison.OrdinalIgnoreCase)) + { + return GetAvailableEncoder("h264_vaapi", defaultEncoder); + } } return defaultEncoder; @@ -427,7 +431,8 @@ namespace MediaBrowser.Api.Playback if (!string.IsNullOrEmpty(state.VideoRequest.Profile)) { - if (!string.Equals(videoCodec, "h264_omx", StringComparison.OrdinalIgnoreCase)) + if (!string.Equals(videoCodec, "h264_omx", StringComparison.OrdinalIgnoreCase) && + !string.Equals(videoCodec, "h264_vaapi", StringComparison.OrdinalIgnoreCase)) { // not supported by h264_omx param += " -profile:v " + state.VideoRequest.Profile; @@ -482,7 +487,8 @@ namespace MediaBrowser.Api.Playback if (!string.Equals(videoCodec, "h264_omx", StringComparison.OrdinalIgnoreCase) && !string.Equals(videoCodec, "h264_qsv", StringComparison.OrdinalIgnoreCase) && - !string.Equals(videoCodec, "h264_nvenc", StringComparison.OrdinalIgnoreCase)) + !string.Equals(videoCodec, "h264_nvenc", StringComparison.OrdinalIgnoreCase) && + !string.Equals(videoCodec, "h264_vaapi", StringComparison.OrdinalIgnoreCase)) { param = "-pix_fmt yuv420p " + param; } @@ -548,59 +554,97 @@ namespace MediaBrowser.Api.Playback var filters = new List<string>(); - if (state.DeInterlace) + if (string.Equals(outputVideoCodec, "h264_vaapi", StringComparison.OrdinalIgnoreCase)) + { + filters.Add("format=nv12|vaapi"); + filters.Add("hwupload"); + } + else if (state.DeInterlace && !string.Equals(outputVideoCodec, "h264_vaapi", StringComparison.OrdinalIgnoreCase)) { filters.Add("yadif=0:-1:0"); } - // If fixed dimensions were supplied - if (request.Width.HasValue && request.Height.HasValue) + if (string.Equals(outputVideoCodec, "h264_vaapi", StringComparison.OrdinalIgnoreCase)) { - var widthParam = request.Width.Value.ToString(UsCulture); - var heightParam = request.Height.Value.ToString(UsCulture); + // Work around vaapi's reduced scaling features + var scaler = "scale_vaapi"; - filters.Add(string.Format("scale=trunc({0}/2)*2:trunc({1}/2)*2", widthParam, heightParam)); - } + // Given the input dimensions (inputWidth, inputHeight), determine the output dimensions + // (outputWidth, outputHeight). The user may request precise output dimensions or maximum + // output dimensions. Output dimensions are guaranteed to be even. + decimal inputWidth = Convert.ToDecimal(state.VideoStream.Width); + decimal inputHeight = Convert.ToDecimal(state.VideoStream.Height); + decimal outputWidth = request.Width.HasValue ? Convert.ToDecimal(request.Width.Value) : inputWidth; + decimal outputHeight = request.Height.HasValue ? Convert.ToDecimal(request.Height.Value) : inputHeight; + decimal maximumWidth = request.MaxWidth.HasValue ? Convert.ToDecimal(request.MaxWidth.Value) : outputWidth; + decimal maximumHeight = request.MaxHeight.HasValue ? Convert.ToDecimal(request.MaxHeight.Value) : outputHeight; - // If Max dimensions were supplied, for width selects lowest even number between input width and width req size and selects lowest even number from in width*display aspect and requested size - else if (request.MaxWidth.HasValue && request.MaxHeight.HasValue) - { - var maxWidthParam = request.MaxWidth.Value.ToString(UsCulture); - var maxHeightParam = request.MaxHeight.Value.ToString(UsCulture); + if (outputWidth > maximumWidth || outputHeight > maximumHeight) + { + var scale = Math.Min(maximumWidth / outputWidth, maximumHeight / outputHeight); + outputWidth = Math.Min(maximumWidth, Math.Truncate(outputWidth * scale)); + outputHeight = Math.Min(maximumHeight, Math.Truncate(outputHeight * scale)); + } - filters.Add(string.Format("scale=trunc(min(max(iw\\,ih*dar)\\,min({0}\\,{1}*dar))/2)*2:trunc(min(max(iw/dar\\,ih)\\,min({0}/dar\\,{1}))/2)*2", maxWidthParam, maxHeightParam)); - } + outputWidth = 2 * Math.Truncate(outputWidth / 2); + outputHeight = 2 * Math.Truncate(outputHeight / 2); - // If a fixed width was requested - else if (request.Width.HasValue) + if (outputWidth != inputWidth || outputHeight != inputHeight) + { + filters.Add(string.Format("{0}=w={1}:h={2}", scaler, outputWidth.ToString(UsCulture), outputHeight.ToString(UsCulture))); + } + } + else { - var widthParam = request.Width.Value.ToString(UsCulture); + // If fixed dimensions were supplied + if (request.Width.HasValue && request.Height.HasValue) + { + var widthParam = request.Width.Value.ToString(UsCulture); + var heightParam = request.Height.Value.ToString(UsCulture); - filters.Add(string.Format("scale={0}:trunc(ow/a/2)*2", widthParam)); - } + filters.Add(string.Format("scale=trunc({0}/2)*2:trunc({1}/2)*2", widthParam, heightParam)); + } - // If a fixed height was requested - else if (request.Height.HasValue) - { - var heightParam = request.Height.Value.ToString(UsCulture); + // If Max dimensions were supplied, for width selects lowest even number between input width and width req size and selects lowest even number from in width*display aspect and requested size + else if (request.MaxWidth.HasValue && request.MaxHeight.HasValue) + { + var maxWidthParam = request.MaxWidth.Value.ToString(UsCulture); + var maxHeightParam = request.MaxHeight.Value.ToString(UsCulture); - filters.Add(string.Format("scale=trunc(oh*a/2)*2:{0}", heightParam)); - } + filters.Add(string.Format("scale=trunc(min(max(iw\\,ih*dar)\\,min({0}\\,{1}*dar))/2)*2:trunc(min(max(iw/dar\\,ih)\\,min({0}/dar\\,{1}))/2)*2", maxWidthParam, maxHeightParam)); + } - // If a max width was requested - else if (request.MaxWidth.HasValue) - { - var maxWidthParam = request.MaxWidth.Value.ToString(UsCulture); + // If a fixed width was requested + else if (request.Width.HasValue) + { + var widthParam = request.Width.Value.ToString(UsCulture); - filters.Add(string.Format("scale=trunc(min(max(iw\\,ih*dar)\\,{0})/2)*2:trunc(ow/dar/2)*2", maxWidthParam)); - } + filters.Add(string.Format("scale={0}:trunc(ow/a/2)*2", widthParam)); + } - // If a max height was requested - else if (request.MaxHeight.HasValue) - { - var maxHeightParam = request.MaxHeight.Value.ToString(UsCulture); + // If a fixed height was requested + else if (request.Height.HasValue) + { + var heightParam = request.Height.Value.ToString(UsCulture); + + filters.Add(string.Format("scale=trunc(oh*a/2)*2:{0}", heightParam)); + } + + // If a max width was requested + else if (request.MaxWidth.HasValue) + { + var maxWidthParam = request.MaxWidth.Value.ToString(UsCulture); + + filters.Add(string.Format("scale=trunc(min(max(iw\\,ih*dar)\\,{0})/2)*2:trunc(ow/dar/2)*2", maxWidthParam)); + } + + // If a max height was requested + else if (request.MaxHeight.HasValue) + { + var maxHeightParam = request.MaxHeight.Value.ToString(UsCulture); - filters.Add(string.Format("scale=trunc(oh*a/2)*2:min(ih\\,{0})", maxHeightParam)); + filters.Add(string.Format("scale=trunc(oh*a/2)*2:min(ih\\,{0})", maxHeightParam)); + } } var output = string.Empty; @@ -935,6 +979,15 @@ namespace MediaBrowser.Api.Playback } } + if (state.VideoRequest != null) + { + var encodingOptions = ApiEntryPoint.Instance.GetEncodingOptions(); + if (GetVideoEncoder(state).IndexOf("vaapi", StringComparison.OrdinalIgnoreCase) != -1) + { + arg = "-hwaccel vaapi -hwaccel_output_format vaapi -vaapi_device " + encodingOptions.VaapiDevice + " " + arg; + } + } + return arg.Trim(); } |