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ffmpeg: Add V4L2 Request API decoders #179

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6 changes: 6 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -335,6 +335,7 @@ H.264
FFmpeg-H.264-VDPAU: FFmpeg H.264 VDPAU decoder
FFmpeg-H.264-Vulkan: FFmpeg H.264 Vulkan decoder
FFmpeg-H.264-v4l2m2m: FFmpeg H.264 v4l2m2m decoder
FFmpeg-H.264-v4l2request: FFmpeg H.264 V4L2 Request API decoder
Fluendo-H.264-DXVA2-Gst1.0: Fluendo H.264 DXVA2 decoder for GStreamer 1.0
Fluendo-H.264-HW-lcevchwvah264dec-Gst1.0: Fluendo H.264 HW decoder for GStreamer 1.0
Fluendo-H.264-SW-Gst1.0: Fluendo H.264 SW decoder for GStreamer 1.0
Expand Down Expand Up @@ -367,6 +368,7 @@ AV1
FFmpeg-AV1-VAAPI: FFmpeg AV1 VAAPI decoder
FFmpeg-AV1-VDPAU: FFmpeg AV1 VDPAU decoder
FFmpeg-AV1-Vulkan: FFmpeg AV1 Vulkan decoder
FFmpeg-AV1-v4l2request: FFmpeg AV1 V4L2 Request API decoder
GStreamer-AV1-D3D11-Gst1.0: GStreamer AV1 D3D11 decoder for GStreamer 1.0
GStreamer-AV1-D3D12-Gst1.0: GStreamer AV1 D3D12 decoder for GStreamer 1.0
GStreamer-AV1-V4L2SL-Gst1.0: GStreamer AV1 V4L2SL decoder for GStreamer 1.0
Expand All @@ -390,6 +392,7 @@ H.265
FFmpeg-H.265-VDPAU: FFmpeg H.265 VDPAU decoder
FFmpeg-H.265-Vulkan: FFmpeg H.265 Vulkan decoder
FFmpeg-H.265-v4l2m2m: FFmpeg H.265 v4l2m2m decoder
FFmpeg-H.265-v4l2request: FFmpeg H.265 V4L2 Request API decoder
Fluendo-H.265-DXVA2-Gst1.0: Fluendo H.265 DXVA2 decoder for GStreamer 1.0
Fluendo-H.265-SW-Gst1.0: Fluendo H.265 SW decoder for GStreamer 1.0
Fluendo-H.265-VAAPI-Gst1.0: Fluendo H.265 VAAPI decoder for GStreamer 1.0
Expand Down Expand Up @@ -422,6 +425,7 @@ H.266

MPEG2_VIDEO
FFmpeg-MPEG2_VIDEO: FFmpeg MPEG2 VIDEO SW decoder
FFmpeg-MPEG2_VIDEO-v4l2request: FFmpeg MPEG2 VIDEO V4L2 Request API decoder
Fluendo-MPEG2_VIDEO-DXVA2-Gst1.0: Fluendo MPEG2_VIDEO DXVA2 decoder for GStreamer 1.0
Fluendo-MPEG2_VIDEO-SW-Gst1.0: Fluendo MPEG2 VIDEO SW decoder for GStreamer 1.0
Fluendo-MPEG2_VIDEO-VAAPI-Gst1.0: Fluendo MPEG2_VIDEO VAAPI decoder for GStreamer 1.0
Expand All @@ -443,6 +447,7 @@ VP8
FFmpeg-VP8-CUDA: FFmpeg VP8 CUDA decoder
FFmpeg-VP8-VAAPI: FFmpeg VP8 VAAPI decoder
FFmpeg-VP8-v4l2m2m: FFmpeg VP8 v4l2m2m decoder
FFmpeg-VP8-v4l2request: FFmpeg VP8 V4L2 Request API decoder
GStreamer-VP8-D3D11-Gst1.0: GStreamer VP8 D3D11 decoder for GStreamer 1.0
GStreamer-VP8-Libav-Gst1.0: GStreamer VP8 Libav decoder for GStreamer 1.0
GStreamer-VP8-NVDEC-Gst1.0: GStreamer VP8 NVDEC decoder for GStreamer 1.0
Expand All @@ -462,6 +467,7 @@ VP9
FFmpeg-VP9-VDPAU: FFmpeg VP9 VDPAU decoder
FFmpeg-VP9-Vulkan: FFmpeg VP9 Vulkan decoder
FFmpeg-VP9-v4l2m2m: FFmpeg VP9 v4l2m2m decoder
FFmpeg-VP9-v4l2request: FFmpeg VP9 V4L2 Request API decoder
GStreamer-VP9-D3D11-Gst1.0: GStreamer VP9 D3D11 decoder for GStreamer 1.0
GStreamer-VP9-D3D12-Gst1.0: GStreamer VP9 D3D12 decoder for GStreamer 1.0
GStreamer-VP9-Libav-Gst1.0: GStreamer VP9 Libav decoder for GStreamer 1.0
Expand Down
55 changes: 55 additions & 0 deletions fluster/decoders/ffmpeg.py
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Expand Up @@ -525,3 +525,58 @@ class FFmpegH264QsvDecoder(FFmpegQsvDecoder):

codec = Codec.H264
api = "h264_qsv"


class FFmpegV4L2RequestDecoder(FFmpegDecoder):
"""Generic class for FFmpeg V4L2 Request API decoder"""

hw_acceleration = True
api = "v4l2request"
hw_output_format = "drm_prime"
hw_download = True
hw_download_mapping = {
OutputFormat.YUV420P: "nv12",
OutputFormat.YUV422P: "nv16",
}


@register_decoder
class FFmpegH264V4L2RequestDecoder(FFmpegV4L2RequestDecoder):
"""FFmpeg V4L2 Request API decoder for H.264"""

codec = Codec.H264


@register_decoder
class FFmpegH265V4L2RequestDecoder(FFmpegV4L2RequestDecoder):
"""FFmpeg V4L2 Request API decoder for H.265"""

codec = Codec.H265


@register_decoder
class FFmpegVP8V4L2RequestDecoder(FFmpegV4L2RequestDecoder):
"""FFmpeg V4L2 Request API decoder for VP8"""

codec = Codec.VP8


@register_decoder
class FFmpegVP9V4L2RequestDecoder(FFmpegV4L2RequestDecoder):
"""FFmpeg V4L2 Request API decoder for VP9"""

codec = Codec.VP9


@register_decoder
class FFmpegAV1V4L2RequestDecoder(FFmpegV4L2RequestDecoder):
"""FFmpeg V4L2 Request API decoder for AV1"""

codec = Codec.AV1


@register_decoder
class FFmpegMPEG2V4L2RequestDecoder(FFmpegV4L2RequestDecoder):
"""FFmpeg V4L2 Request API decoder for MPEG2 video"""

codec = Codec.MPEG2_VIDEO