1 // Copyright 2015 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef VIDEO_PIXEL_FORMAT_H_ 6 #define VIDEO_PIXEL_FORMAT_H_ 7 8 namespace media { 9 10 // Pixel formats roughly based on FOURCC labels, see: 11 // http://www.fourcc.org/rgb.php and http://www.fourcc.org/yuv.php 12 // Logged to UMA, so never reuse values. Leave gaps if necessary. 13 // Ordered as planar, semi-planar, YUV-packed, and RGB formats. 14 enum VideoPixelFormat { 15 PIXEL_FORMAT_UNKNOWN = 0, // Unknown or unspecified format value. 16 PIXEL_FORMAT_I420 = 17 1, // 12bpp YUV planar 1x1 Y, 2x2 UV samples, a.k.a. YU12. 18 PIXEL_FORMAT_YV12 = 2, // 12bpp YVU planar 1x1 Y, 2x2 VU samples. 19 PIXEL_FORMAT_YV16 = 3, // 16bpp YVU planar 1x1 Y, 2x1 VU samples. 20 PIXEL_FORMAT_YV12A = 4, // 20bpp YUVA planar 1x1 Y, 2x2 VU, 1x1 A samples. 21 PIXEL_FORMAT_YV24 = 5, // 24bpp YUV planar, no subsampling. 22 PIXEL_FORMAT_NV12 = 23 6, // 12bpp with Y plane followed by a 2x2 interleaved UV plane. 24 PIXEL_FORMAT_NV21 = 25 7, // 12bpp with Y plane followed by a 2x2 interleaved VU plane. 26 PIXEL_FORMAT_UYVY = 27 8, // 16bpp interleaved 2x1 U, 1x1 Y, 2x1 V, 1x1 Y samples. 28 PIXEL_FORMAT_YUY2 = 29 9, // 16bpp interleaved 1x1 Y, 2x1 U, 1x1 Y, 2x1 V samples. 30 PIXEL_FORMAT_ARGB = 10, // 32bpp ARGB, 1 plane. 31 PIXEL_FORMAT_XRGB = 11, // 24bpp XRGB, 1 plane. 32 PIXEL_FORMAT_RGB24 = 12, // 24bpp BGR, 1 plane. 33 PIXEL_FORMAT_RGB32 = 13, // 32bpp BGRA, 1 plane. 34 PIXEL_FORMAT_MJPEG = 14, // MJPEG compressed. 35 // MediaTek proprietary format. MT21 is similar to NV21 except the memory 36 // layout and pixel layout (swizzles). 12bpp with Y plane followed by a 2x2 37 // interleaved VU plane. Each image contains two buffers -- Y plane and VU 38 // plane. Two planes can be non-contiguous in memory. The starting addresses 39 // of Y plane and VU plane are 4KB alignment. 40 // Suppose image dimension is (width, height). For both Y plane and VU plane: 41 // Row pitch = ((width+15)/16) * 16. 42 // Plane size = Row pitch * (((height+31)/32)*32) 43 PIXEL_FORMAT_MT21 = 15, 44 45 PIXEL_FORMAT_YUV420P9 = 16, 46 PIXEL_FORMAT_YUV420P10 = 17, 47 PIXEL_FORMAT_YUV422P9 = 18, 48 PIXEL_FORMAT_YUV422P10 = 19, 49 PIXEL_FORMAT_YUV444P9 = 20, 50 PIXEL_FORMAT_YUV444P10 = 21, 51 52 PIXEL_FORMAT_YUV420P12 = 22, 53 PIXEL_FORMAT_YUV422P12 = 23, 54 PIXEL_FORMAT_YUV444P12 = 24, 55 56 PIXEL_FORMAT_Y8 = 25, // single 8bpp plane. 57 PIXEL_FORMAT_Y16 = 26, // single 16bpp plane. 58 59 PIXEL_FORMAT_I422 = 60 27, // 16bpp YUV planar 1x1 Y, 2x1 UV samples, a.k.a. YU16. 61 62 // Please update UMA histogram enumeration when adding new formats here. 63 PIXEL_FORMAT_MAX = 64 PIXEL_FORMAT_I422, // Must always be equal to largest entry logged. 65 }; 66 67 } // namespace media 68 69 #endif // VIDEO_PIXEL_FORMAT_H_ 70
