/************************************************************************** * * Copyright 2009 Younes Manton. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * **************************************************************************/ #ifndef U_VIDEO_H #define U_VIDEO_H #include "pipe/p_defines.h" #include "pipe/p_video_enums.h" /* u_reduce_video_profile() needs these */ #include "pipe/p_compiler.h" #include "util/u_debug.h" #include "util/u_math.h" #ifdef __cplusplus extern "C" { #endif static inline enum pipe_video_format u_reduce_video_profile(enum pipe_video_profile profile) { switch (profile) { case PIPE_VIDEO_PROFILE_MPEG1: case PIPE_VIDEO_PROFILE_MPEG2_SIMPLE: case PIPE_VIDEO_PROFILE_MPEG2_MAIN: return PIPE_VIDEO_FORMAT_MPEG12; case PIPE_VIDEO_PROFILE_MPEG4_SIMPLE: case PIPE_VIDEO_PROFILE_MPEG4_ADVANCED_SIMPLE: return PIPE_VIDEO_FORMAT_MPEG4; case PIPE_VIDEO_PROFILE_VC1_SIMPLE: case PIPE_VIDEO_PROFILE_VC1_MAIN: case PIPE_VIDEO_PROFILE_VC1_ADVANCED: return PIPE_VIDEO_FORMAT_VC1; case PIPE_VIDEO_PROFILE_MPEG4_AVC_BASELINE: case PIPE_VIDEO_PROFILE_MPEG4_AVC_CONSTRAINED_BASELINE: case PIPE_VIDEO_PROFILE_MPEG4_AVC_MAIN: case PIPE_VIDEO_PROFILE_MPEG4_AVC_EXTENDED: case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH: case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH10: case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH422: case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH444: return PIPE_VIDEO_FORMAT_MPEG4_AVC; case PIPE_VIDEO_PROFILE_HEVC_MAIN: case PIPE_VIDEO_PROFILE_HEVC_MAIN_10: case PIPE_VIDEO_PROFILE_HEVC_MAIN_STILL: case PIPE_VIDEO_PROFILE_HEVC_MAIN_12: case PIPE_VIDEO_PROFILE_HEVC_MAIN_444: return PIPE_VIDEO_FORMAT_HEVC; default: return PIPE_VIDEO_FORMAT_UNKNOWN; } } static inline void u_copy_nv12_to_yv12(void *const *destination_data, uint32_t const *destination_pitches, int src_plane, int src_field, int src_stride, int num_fields, uint8_t const *src, int width, int height) { int x, y; unsigned u_stride = destination_pitches[2] * num_fields; unsigned v_stride = destination_pitches[1] * num_fields; uint8_t *u_dst = (uint8_t *)destination_data[2] + destination_pitches[2] * src_field; uint8_t *v_dst = (uint8_t *)destination_data[1] + destination_pitches[1] * src_field; /* TODO: SIMD */ for (y = 0; y < height; y++) { for (x = 0; x < width; x++) { u_dst[x] = src[2*x]; v_dst[x] = src[2*x+1]; } u_dst += u_stride; v_dst += v_stride; src += src_stride; } } /** * \brief Copy YV12 chroma data while converting it NV12 * * Given a set of YV12 source pointers and -pitches, copy the data to a * layout typical for NV12 video buffers. * * \param source data[in] The plane data pointers. Array of 3. * \param source_pitches[in] The plane pitches. Array of 3. * \param dst_plane[in] The destination plane to copy to. For NV12 always 1. * \param dst_field[in] The destination field if interlaced. * \param dst_stride[in] The destination stride for this plane. * \param num_fields[in] The number of fields in the video buffer. * \param dst[in] The destination plane pointer. * \param width[in] The source plane width. * \param height[in] The source plane height. */ static inline void u_copy_nv12_from_yv12(const void *const *source_data, uint32_t const *source_pitches, int dst_plane, int dst_field, int dst_stride, int num_fields, uint8_t *dst, int width, int height) { int x, y; unsigned u_stride = source_pitches[2] * num_fields; unsigned v_stride = source_pitches[1] * num_fields; uint8_t *u_src = (uint8_t *)source_data[2] + source_pitches[2] * dst_field; uint8_t *v_src = (uint8_t *)source_data[1] + source_pitches[1] * dst_field; /* TODO: SIMD */ for (y = 0; y < height; y++) { for (x = 0; x < width; x++) { dst[2*x] = u_src[x]; dst[2*x+1] = v_src[x]; } u_src += u_stride; v_src += v_stride; dst += dst_stride; } } static inline void u_copy_yv12_to_nv12(void *const *destination_data, uint32_t const *destination_pitches, int src_plane, int src_field, int src_stride, int num_fields, uint8_t const *src, int width, int height) { int x, y; unsigned offset = 2 - src_plane; unsigned stride = destination_pitches[1] * num_fields; uint8_t *dst = (uint8_t *)destination_data[1] + destination_pitches[1] * src_field; /* TODO: SIMD */ for (y = 0; y < height; y++) { for (x = 0; x < 2 * width; x += 2) { dst[x+offset] = src[x>>1]; } dst += stride; src += src_stride; } } static inline void u_copy_swap422_packed(void *const *destination_data, uint32_t const *destination_pitches, int src_plane, int src_field, int src_stride, int num_fields, uint8_t const *src, int width, int height) { int x, y; unsigned stride = destination_pitches[0] * num_fields; uint8_t *dst = (uint8_t *)destination_data[0] + destination_pitches[0] * src_field; /* TODO: SIMD */ for (y = 0; y < height; y++) { for (x = 0; x < 4 * width; x += 4) { dst[x+0] = src[x+1]; dst[x+1] = src[x+0]; dst[x+2] = src[x+3]; dst[x+3] = src[x+2]; } dst += stride; src += src_stride; } } static inline uint32_t u_get_h264_level(uint32_t width, uint32_t height, uint32_t *max_reference) { uint32_t max_dpb_mbs; width = align(width, 16); height = align(height, 16); /* Max references will be used for caculation of number of DPB buffers in the UVD driver, limitation of max references is 16. Some client like mpv application for VA-API, it requires references more than that, so we have to set max of references to 16 here. */ *max_reference = MIN2(*max_reference, 16); max_dpb_mbs = (width / 16) * (height / 16) * *max_reference; /* The calculation is based on "Decoded picture buffering" section from http://en.wikipedia.org/wiki/H.264/MPEG-4_AVC */ if (max_dpb_mbs <= 8100) return 30; else if (max_dpb_mbs <= 18000) return 31; else if (max_dpb_mbs <= 20480) return 32; else if (max_dpb_mbs <= 32768) return 41; else if (max_dpb_mbs <= 34816) return 42; else if (max_dpb_mbs <= 110400) return 50; else if (max_dpb_mbs <= 184320) return 51; else return 52; } #ifdef __cplusplus } #endif #endif /* U_VIDEO_H */