| // Copyright 2015 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "media/base/video_types.h" |
| |
| #include <ostream> |
| |
| #include "base/notreached.h" |
| #include "base/strings/stringprintf.h" |
| |
| namespace media { |
| |
| std::string VideoPixelFormatToString(VideoPixelFormat format) { |
| switch (format) { |
| case PIXEL_FORMAT_UNKNOWN: |
| return "PIXEL_FORMAT_UNKNOWN"; |
| case PIXEL_FORMAT_I420: |
| return "PIXEL_FORMAT_I420"; |
| case PIXEL_FORMAT_YV12: |
| return "PIXEL_FORMAT_YV12"; |
| case PIXEL_FORMAT_I422: |
| return "PIXEL_FORMAT_I422"; |
| case PIXEL_FORMAT_I420A: |
| return "PIXEL_FORMAT_I420A"; |
| case PIXEL_FORMAT_I444: |
| return "PIXEL_FORMAT_I444"; |
| case PIXEL_FORMAT_NV12: |
| return "PIXEL_FORMAT_NV12"; |
| case PIXEL_FORMAT_NV21: |
| return "PIXEL_FORMAT_NV21"; |
| case PIXEL_FORMAT_UYVY: |
| return "PIXEL_FORMAT_UYVY"; |
| case PIXEL_FORMAT_YUY2: |
| return "PIXEL_FORMAT_YUY2"; |
| case PIXEL_FORMAT_ARGB: |
| return "PIXEL_FORMAT_ARGB"; |
| case PIXEL_FORMAT_XRGB: |
| return "PIXEL_FORMAT_XRGB"; |
| case PIXEL_FORMAT_RGB24: |
| return "PIXEL_FORMAT_RGB24"; |
| case PIXEL_FORMAT_MJPEG: |
| return "PIXEL_FORMAT_MJPEG"; |
| case PIXEL_FORMAT_YUV420P9: |
| return "PIXEL_FORMAT_YUV420P9"; |
| case PIXEL_FORMAT_YUV420P10: |
| return "PIXEL_FORMAT_YUV420P10"; |
| case PIXEL_FORMAT_YUV422P9: |
| return "PIXEL_FORMAT_YUV422P9"; |
| case PIXEL_FORMAT_YUV422P10: |
| return "PIXEL_FORMAT_YUV422P10"; |
| case PIXEL_FORMAT_YUV444P9: |
| return "PIXEL_FORMAT_YUV444P9"; |
| case PIXEL_FORMAT_YUV444P10: |
| return "PIXEL_FORMAT_YUV444P10"; |
| case PIXEL_FORMAT_YUV420P12: |
| return "PIXEL_FORMAT_YUV420P12"; |
| case PIXEL_FORMAT_YUV422P12: |
| return "PIXEL_FORMAT_YUV422P12"; |
| case PIXEL_FORMAT_YUV444P12: |
| return "PIXEL_FORMAT_YUV444P12"; |
| case PIXEL_FORMAT_Y16: |
| return "PIXEL_FORMAT_Y16"; |
| case PIXEL_FORMAT_ABGR: |
| return "PIXEL_FORMAT_ABGR"; |
| case PIXEL_FORMAT_XBGR: |
| return "PIXEL_FORMAT_XBGR"; |
| case PIXEL_FORMAT_P010LE: |
| return "PIXEL_FORMAT_P010LE"; |
| case PIXEL_FORMAT_XR30: |
| return "PIXEL_FORMAT_XR30"; |
| case PIXEL_FORMAT_XB30: |
| return "PIXEL_FORMAT_XB30"; |
| case PIXEL_FORMAT_BGRA: |
| return "PIXEL_FORMAT_BGRA"; |
| case PIXEL_FORMAT_RGBAF16: |
| return "PIXEL_FORMAT_RGBAF16"; |
| case PIXEL_FORMAT_I422A: |
| return "PIXEL_FORMAT_I422A"; |
| case PIXEL_FORMAT_I444A: |
| return "PIXEL_FORMAT_I444A"; |
| case PIXEL_FORMAT_YUV420AP10: |
| return "PIXEL_FORMAT_YUV420AP10"; |
| case PIXEL_FORMAT_YUV422AP10: |
| return "PIXEL_FORMAT_YUV422AP10"; |
| case PIXEL_FORMAT_YUV444AP10: |
| return "PIXEL_FORMAT_YUV444AP10"; |
| case PIXEL_FORMAT_NV12A: |
| return "PIXEL_FORMAT_NV12A"; |
| case PIXEL_FORMAT_NV16: |
| return "PIXEL_FORMAT_NV16"; |
| case PIXEL_FORMAT_NV24: |
| return "PIXEL_FORMAT_NV24"; |
| case PIXEL_FORMAT_P210LE: |
| return "PIXEL_FORMAT_P210LE"; |
| case PIXEL_FORMAT_P410LE: |
| return "PIXEL_FORMAT_P410LE"; |
| } |
| NOTREACHED_IN_MIGRATION() << "Invalid VideoPixelFormat provided: " << format; |
| return ""; |
| } |
| |
| std::string VideoChromaSamplingToString(VideoChromaSampling chroma_sampling) { |
| switch (chroma_sampling) { |
| case VideoChromaSampling::kUnknown: |
| return "unknown chroma sampling"; |
| case VideoChromaSampling::k420: |
| return "4:2:0"; |
| case VideoChromaSampling::k422: |
| return "4:2:2"; |
| case VideoChromaSampling::k444: |
| return "4:4:4"; |
| case VideoChromaSampling::k400: |
| return "4:0:0"; |
| } |
| } |
| |
| std::ostream& operator<<(std::ostream& os, VideoPixelFormat format) { |
| os << VideoPixelFormatToString(format); |
| return os; |
| } |
| |
| std::string FourccToString(uint32_t fourcc) { |
| std::string result = "0000"; |
| for (size_t i = 0; i < 4; ++i, fourcc >>= 8) { |
| const char c = static_cast<char>(fourcc & 0xFF); |
| if (c <= 0x1f || c >= 0x7f) |
| return base::StringPrintf("0x%x", fourcc); |
| result[i] = c; |
| } |
| return result; |
| } |
| |
| VideoChromaSampling VideoPixelFormatToChromaSampling(VideoPixelFormat format) { |
| switch (format) { |
| case PIXEL_FORMAT_UNKNOWN: |
| return VideoChromaSampling::kUnknown; |
| case PIXEL_FORMAT_I420: |
| case PIXEL_FORMAT_YV12: |
| case PIXEL_FORMAT_I420A: |
| case PIXEL_FORMAT_NV12: |
| case PIXEL_FORMAT_NV21: |
| case PIXEL_FORMAT_YUV420P9: |
| case PIXEL_FORMAT_YUV420P10: |
| case PIXEL_FORMAT_YUV420P12: |
| case PIXEL_FORMAT_P010LE: |
| case PIXEL_FORMAT_YUV420AP10: |
| case PIXEL_FORMAT_NV12A: |
| return VideoChromaSampling::k420; |
| case PIXEL_FORMAT_I422: |
| case PIXEL_FORMAT_UYVY: |
| case PIXEL_FORMAT_YUY2: |
| case PIXEL_FORMAT_YUV422P9: |
| case PIXEL_FORMAT_YUV422P10: |
| case PIXEL_FORMAT_YUV422P12: |
| case PIXEL_FORMAT_I422A: |
| case PIXEL_FORMAT_YUV422AP10: |
| case PIXEL_FORMAT_NV16: |
| case PIXEL_FORMAT_P210LE: |
| return VideoChromaSampling::k422; |
| case PIXEL_FORMAT_I444: |
| case PIXEL_FORMAT_YUV444P9: |
| case PIXEL_FORMAT_YUV444P10: |
| case PIXEL_FORMAT_YUV444P12: |
| case PIXEL_FORMAT_I444A: |
| case PIXEL_FORMAT_YUV444AP10: |
| case PIXEL_FORMAT_NV24: |
| case PIXEL_FORMAT_P410LE: |
| return VideoChromaSampling::k444; |
| case PIXEL_FORMAT_Y16: |
| return VideoChromaSampling::k400; |
| case PIXEL_FORMAT_ARGB: |
| case PIXEL_FORMAT_XRGB: |
| case PIXEL_FORMAT_RGB24: |
| case PIXEL_FORMAT_ABGR: |
| case PIXEL_FORMAT_XBGR: |
| case PIXEL_FORMAT_XR30: |
| case PIXEL_FORMAT_XB30: |
| case PIXEL_FORMAT_BGRA: |
| case PIXEL_FORMAT_RGBAF16: |
| case PIXEL_FORMAT_MJPEG: |
| return VideoChromaSampling::kUnknown; |
| } |
| NOTREACHED_NORETURN() << "Invalid VideoPixelFormat provided: " << format; |
| } |
| |
| bool IsYuvPlanar(VideoPixelFormat format) { |
| switch (format) { |
| case PIXEL_FORMAT_YV12: |
| case PIXEL_FORMAT_I420: |
| case PIXEL_FORMAT_I422: |
| case PIXEL_FORMAT_I420A: |
| case PIXEL_FORMAT_I444: |
| case PIXEL_FORMAT_NV12: |
| case PIXEL_FORMAT_NV12A: |
| case PIXEL_FORMAT_NV16: |
| case PIXEL_FORMAT_NV21: |
| case PIXEL_FORMAT_NV24: |
| case PIXEL_FORMAT_YUV420P9: |
| case PIXEL_FORMAT_YUV420P10: |
| case PIXEL_FORMAT_YUV422P9: |
| case PIXEL_FORMAT_YUV422P10: |
| case PIXEL_FORMAT_YUV444P9: |
| case PIXEL_FORMAT_YUV444P10: |
| case PIXEL_FORMAT_YUV420P12: |
| case PIXEL_FORMAT_YUV422P12: |
| case PIXEL_FORMAT_YUV444P12: |
| case PIXEL_FORMAT_P010LE: |
| case PIXEL_FORMAT_P210LE: |
| case PIXEL_FORMAT_P410LE: |
| case PIXEL_FORMAT_I422A: |
| case PIXEL_FORMAT_I444A: |
| case PIXEL_FORMAT_YUV420AP10: |
| case PIXEL_FORMAT_YUV422AP10: |
| case PIXEL_FORMAT_YUV444AP10: |
| return true; |
| |
| case PIXEL_FORMAT_UNKNOWN: |
| case PIXEL_FORMAT_UYVY: |
| case PIXEL_FORMAT_YUY2: |
| case PIXEL_FORMAT_ARGB: |
| case PIXEL_FORMAT_XRGB: |
| case PIXEL_FORMAT_RGB24: |
| case PIXEL_FORMAT_MJPEG: |
| case PIXEL_FORMAT_Y16: |
| case PIXEL_FORMAT_ABGR: |
| case PIXEL_FORMAT_XBGR: |
| case PIXEL_FORMAT_XR30: |
| case PIXEL_FORMAT_XB30: |
| case PIXEL_FORMAT_BGRA: |
| case PIXEL_FORMAT_RGBAF16: |
| return false; |
| } |
| return false; |
| } |
| |
| bool IsRGB(VideoPixelFormat format) { |
| switch (format) { |
| case PIXEL_FORMAT_ARGB: |
| case PIXEL_FORMAT_XRGB: |
| case PIXEL_FORMAT_RGB24: |
| case PIXEL_FORMAT_ABGR: |
| case PIXEL_FORMAT_XBGR: |
| case PIXEL_FORMAT_XR30: |
| case PIXEL_FORMAT_XB30: |
| case PIXEL_FORMAT_BGRA: |
| case PIXEL_FORMAT_RGBAF16: |
| return true; |
| |
| case PIXEL_FORMAT_UNKNOWN: |
| case PIXEL_FORMAT_I420: |
| case PIXEL_FORMAT_YV12: |
| case PIXEL_FORMAT_I422: |
| case PIXEL_FORMAT_I420A: |
| case PIXEL_FORMAT_I444: |
| case PIXEL_FORMAT_NV12: |
| case PIXEL_FORMAT_NV12A: |
| case PIXEL_FORMAT_NV16: |
| case PIXEL_FORMAT_NV21: |
| case PIXEL_FORMAT_NV24: |
| case PIXEL_FORMAT_UYVY: |
| case PIXEL_FORMAT_YUY2: |
| case PIXEL_FORMAT_MJPEG: |
| case PIXEL_FORMAT_YUV420P9: |
| case PIXEL_FORMAT_YUV420P10: |
| case PIXEL_FORMAT_YUV422P9: |
| case PIXEL_FORMAT_YUV422P10: |
| case PIXEL_FORMAT_YUV444P9: |
| case PIXEL_FORMAT_YUV444P10: |
| case PIXEL_FORMAT_YUV420P12: |
| case PIXEL_FORMAT_YUV422P12: |
| case PIXEL_FORMAT_YUV444P12: |
| case PIXEL_FORMAT_Y16: |
| case PIXEL_FORMAT_P010LE: |
| case PIXEL_FORMAT_P210LE: |
| case PIXEL_FORMAT_P410LE: |
| case PIXEL_FORMAT_I422A: |
| case PIXEL_FORMAT_I444A: |
| case PIXEL_FORMAT_YUV420AP10: |
| case PIXEL_FORMAT_YUV422AP10: |
| case PIXEL_FORMAT_YUV444AP10: |
| return false; |
| } |
| return false; |
| } |
| |
| bool IsOpaque(VideoPixelFormat format) { |
| switch (format) { |
| case PIXEL_FORMAT_UNKNOWN: |
| case PIXEL_FORMAT_I420: |
| case PIXEL_FORMAT_YV12: |
| case PIXEL_FORMAT_I422: |
| case PIXEL_FORMAT_I444: |
| case PIXEL_FORMAT_NV12: |
| case PIXEL_FORMAT_NV16: |
| case PIXEL_FORMAT_NV21: |
| case PIXEL_FORMAT_NV24: |
| case PIXEL_FORMAT_YUY2: |
| case PIXEL_FORMAT_UYVY: |
| case PIXEL_FORMAT_XRGB: |
| case PIXEL_FORMAT_RGB24: |
| case PIXEL_FORMAT_MJPEG: |
| case PIXEL_FORMAT_YUV420P9: |
| case PIXEL_FORMAT_YUV420P10: |
| case PIXEL_FORMAT_YUV422P9: |
| case PIXEL_FORMAT_YUV422P10: |
| case PIXEL_FORMAT_YUV444P9: |
| case PIXEL_FORMAT_YUV444P10: |
| case PIXEL_FORMAT_YUV420P12: |
| case PIXEL_FORMAT_YUV422P12: |
| case PIXEL_FORMAT_YUV444P12: |
| case PIXEL_FORMAT_Y16: |
| case PIXEL_FORMAT_XBGR: |
| case PIXEL_FORMAT_P010LE: |
| case PIXEL_FORMAT_P210LE: |
| case PIXEL_FORMAT_P410LE: |
| case PIXEL_FORMAT_XR30: |
| case PIXEL_FORMAT_XB30: |
| return true; |
| case PIXEL_FORMAT_I420A: |
| case PIXEL_FORMAT_NV12A: |
| case PIXEL_FORMAT_ARGB: |
| case PIXEL_FORMAT_ABGR: |
| case PIXEL_FORMAT_BGRA: |
| case PIXEL_FORMAT_RGBAF16: |
| case PIXEL_FORMAT_I422A: |
| case PIXEL_FORMAT_I444A: |
| case PIXEL_FORMAT_YUV420AP10: |
| case PIXEL_FORMAT_YUV422AP10: |
| case PIXEL_FORMAT_YUV444AP10: |
| break; |
| } |
| return false; |
| } |
| |
| size_t BitDepth(VideoPixelFormat format) { |
| switch (format) { |
| case PIXEL_FORMAT_UNKNOWN: |
| NOTREACHED_IN_MIGRATION(); |
| [[fallthrough]]; |
| case PIXEL_FORMAT_I420: |
| case PIXEL_FORMAT_YV12: |
| case PIXEL_FORMAT_I422: |
| case PIXEL_FORMAT_I420A: |
| case PIXEL_FORMAT_I444: |
| case PIXEL_FORMAT_NV12: |
| case PIXEL_FORMAT_NV12A: |
| case PIXEL_FORMAT_NV21: |
| case PIXEL_FORMAT_NV16: |
| case PIXEL_FORMAT_NV24: |
| case PIXEL_FORMAT_YUY2: |
| case PIXEL_FORMAT_UYVY: |
| case PIXEL_FORMAT_ARGB: |
| case PIXEL_FORMAT_XRGB: |
| case PIXEL_FORMAT_RGB24: |
| case PIXEL_FORMAT_MJPEG: |
| case PIXEL_FORMAT_ABGR: |
| case PIXEL_FORMAT_XBGR: |
| case PIXEL_FORMAT_BGRA: |
| case PIXEL_FORMAT_I422A: |
| case PIXEL_FORMAT_I444A: |
| return 8; |
| case PIXEL_FORMAT_YUV420P9: |
| case PIXEL_FORMAT_YUV422P9: |
| case PIXEL_FORMAT_YUV444P9: |
| return 9; |
| case PIXEL_FORMAT_YUV420P10: |
| case PIXEL_FORMAT_YUV422P10: |
| case PIXEL_FORMAT_YUV444P10: |
| case PIXEL_FORMAT_XR30: |
| case PIXEL_FORMAT_XB30: |
| case PIXEL_FORMAT_YUV420AP10: |
| case PIXEL_FORMAT_YUV422AP10: |
| case PIXEL_FORMAT_YUV444AP10: |
| case PIXEL_FORMAT_P010LE: |
| case PIXEL_FORMAT_P210LE: |
| case PIXEL_FORMAT_P410LE: |
| return 10; |
| case PIXEL_FORMAT_YUV420P12: |
| case PIXEL_FORMAT_YUV422P12: |
| case PIXEL_FORMAT_YUV444P12: |
| return 12; |
| case PIXEL_FORMAT_Y16: |
| case PIXEL_FORMAT_RGBAF16: |
| return 16; |
| } |
| NOTREACHED_NORETURN(); |
| } |
| |
| } // namespace media |