Something went wrong. Try again.
🎥 Command line media player
Something went wrong. Try again.
C
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253/* * This file is part of mpv. * * mpv is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * mpv is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with mpv. If not, see <http://www.gnu.org/licenses/>. */
#ifndef MPLAYER_IMG_FORMAT_H#define MPLAYER_IMG_FORMAT_H
#include <inttypes.h>
#include "osdep/endian.h"#include "misc/bstr.h"#include "video/csputils.h"
#if BYTE_ORDER == BIG_ENDIAN#define MP_SELECT_LE_BE(LE, BE) BE#else#define MP_SELECT_LE_BE(LE, BE) LE#endif
#define MP_MAX_PLANES 4
// All pixels start in byte boundaries#define MP_IMGFLAG_BYTE_ALIGNED 0x1// set if (possibly) alpha is included (might be not definitive for packed RGB)#define MP_IMGFLAG_ALPHA 0x80// set if it's YUV colorspace#define MP_IMGFLAG_YUV 0x200// set if it's RGB colorspace#define MP_IMGFLAG_RGB 0x400// set if the format is in a standard YUV format:// - planar and yuv colorspace// - chroma shift 0-2// - 1-4 planes (1: gray, 2: gray/alpha, 3: yuv, 4: yuv/alpha)// - 8-16 bit per pixel/plane, all planes have same depth,// each plane has exactly one component#define MP_IMGFLAG_YUV_P 0x1000// set if in little endian, or endian independent#define MP_IMGFLAG_LE 0x2000// set if in big endian, or endian independent#define MP_IMGFLAG_BE 0x4000// set if in native (host) endian, or endian independent#define MP_IMGFLAG_NE MP_SELECT_LE_BE(MP_IMGFLAG_LE, MP_IMGFLAG_BE)// Carries a palette in plane[1] (see AV_PIX_FMT_PAL8 for format of the palette).#define MP_IMGFLAG_PAL 0x8000// planes don't contain real data#define MP_IMGFLAG_HWACCEL 0x10000// Like MP_IMGFLAG_YUV_P, but RGB. This can be e.g. AV_PIX_FMT_GBRP. The planes// are always shuffled (G - B - R [- A]).#define MP_IMGFLAG_RGB_P 0x40000// Semi-planar YUV formats, like AV_PIX_FMT_NV12.#define MP_IMGFLAG_YUV_NV 0x80000
struct mp_imgfmt_desc { int id; // IMGFMT_* int avformat; // AV_PIX_FMT_* (or AV_PIX_FMT_NONE) int flags; // MP_IMGFLAG_* bitfield int8_t num_planes; int8_t chroma_xs, chroma_ys; // chroma shift (i.e. log2 of chroma pixel size) int8_t align_x, align_y; // pixel size to get byte alignment and to get // to a pixel pos where luma & chroma aligns int8_t bytes[MP_MAX_PLANES]; // bytes per pixel (MP_IMGFLAG_BYTE_ALIGNED) int8_t bpp[MP_MAX_PLANES]; // bits per pixel int8_t plane_bits; // number of bits in use for plane 0 int8_t component_bits; // number of bits per component (0 if uneven) // chroma shifts per plane (provided for convenience with planar formats) int8_t xs[MP_MAX_PLANES]; int8_t ys[MP_MAX_PLANES];};
struct mp_imgfmt_desc mp_imgfmt_get_desc(int imgfmt);
// MP_CSP_AUTO for YUV, MP_CSP_RGB or MP_CSP_XYZ otherwise.// (Because IMGFMT/AV_PIX_FMT conflate format and csp for RGB and XYZ.)enum mp_csp mp_imgfmt_get_forced_csp(int imgfmt);
enum mp_component_type { MP_COMPONENT_TYPE_UNKNOWN = 0, MP_COMPONENT_TYPE_UINT, MP_COMPONENT_TYPE_FLOAT,};
enum mp_component_type mp_imgfmt_get_component_type(int imgfmt);
#define MP_NUM_COMPONENTS 4
struct mp_regular_imgfmt_plane { uint8_t num_components; // 1 is luminance/red/gray, 2 is green/Cb, 3 is blue/Cr, 4 is alpha. // 0 is used for padding (undefined contents). // It is guaranteed that non-0 values occur only once in the whole format. uint8_t components[MP_NUM_COMPONENTS];};
// This describes pixel formats that are byte aligned, have byte aligned// components, native endian, etc.struct mp_regular_imgfmt { // Type of each component. enum mp_component_type component_type;
// See mp_imgfmt_get_forced_csp(). Normally code should use // mp_image_params.colors. This field is only needed to map the format // unambiguously to FFmpeg formats. enum mp_csp forced_csp;
// Size of each component in bytes. uint8_t component_size;
// If >0, LSB padding, if <0, MSB padding. The padding bits are always 0. // This applies: bit_depth = component_size * 8 - abs(component_pad) // bit_size = component_size * 8 + MPMIN(0, component_pad) // E.g. P010: component_pad=6 (LSB always implied 0, all data in MSB) // => has a "depth" of 10 bit, but usually treated as 16 bit value // yuv420p10: component_pad=-6 (like a 10 bit value 0-extended to 16) // => has depth of 10 bit, needs <<6 to get a 16 bit value int8_t component_pad;
uint8_t num_planes; struct mp_regular_imgfmt_plane planes[MP_MAX_PLANES];
// Chroma pixel size (1x1 is 4:4:4) uint8_t chroma_w, chroma_h;};
bool mp_get_regular_imgfmt(struct mp_regular_imgfmt *dst, int imgfmt);int mp_find_regular_imgfmt(struct mp_regular_imgfmt *src);
enum mp_imgfmt { IMGFMT_NONE = 0,
// Offset to make confusing with ffmpeg formats harder IMGFMT_START = 1000,
// Planar YUV formats IMGFMT_444P, // 1x1 IMGFMT_420P, // 2x2
// Gray IMGFMT_Y8, IMGFMT_Y16,
// Planar gray/alpha. IMGFMT_YAP8, IMGFMT_YAP16,
// Packed YUV formats (components are byte-accessed) IMGFMT_UYVY, // U Y0 V Y1
// Y plane + packed plane for chroma IMGFMT_NV12,
// Like IMGFMT_NV12, but with 10 bits per component (and 6 bits of padding) IMGFMT_P010,
// Like IMGFMT_NV12, but for 4:4:4 IMGFMT_NV24,
// RGB/BGR Formats
// Byte accessed (low address to high address) IMGFMT_ARGB, IMGFMT_BGRA, IMGFMT_ABGR, IMGFMT_RGBA, IMGFMT_BGR24, // 3 bytes per pixel IMGFMT_RGB24,
// Like e.g. IMGFMT_ARGB, but has a padding byte instead of alpha IMGFMT_0RGB, IMGFMT_BGR0, IMGFMT_0BGR, IMGFMT_RGB0,
// Like IMGFMT_RGBA, but 2 bytes per component. IMGFMT_RGBA64,
// Accessed with bit-shifts after endian-swapping the uint16_t pixel IMGFMT_RGB565, // 5r 6g 5b (MSB to LSB)
// Accessed with bit-shifts, uint32_t units. IMGFMT_RGB30, // 2pad 10r 10g 10b (MSG to LSB)
// AV_PIX_FMT_PAL8 IMGFMT_PAL8,
// Hardware accelerated formats. Plane data points to special data // structures, instead of pixel data. IMGFMT_VDPAU, // VdpVideoSurface IMGFMT_VDPAU_OUTPUT, // VdpOutputSurface IMGFMT_VAAPI, // plane 0: ID3D11Texture2D // plane 1: slice index casted to pointer IMGFMT_D3D11, IMGFMT_DXVA2, // IDirect3DSurface9 (NV12/P010/P016) IMGFMT_MMAL, // MMAL_BUFFER_HEADER_T IMGFMT_VIDEOTOOLBOX, // CVPixelBufferRef IMGFMT_MEDIACODEC, // AVMediaCodecBuffer IMGFMT_DRMPRIME, // AVDRMFrameDescriptor IMGFMT_CUDA, // CUDA Buffer
// Generic pass-through of AV_PIX_FMT_*. Used for formats which don't have // a corresponding IMGFMT_ value. IMGFMT_AVPIXFMT_START, IMGFMT_AVPIXFMT_END = IMGFMT_AVPIXFMT_START + 500,
IMGFMT_END,
// Redundant format aliases for native endian access
// The IMGFMT_RGB32 and IMGFMT_BGR32 formats provide bit-shift access to // normally byte-accessed formats: // IMGFMT_RGB32 = r | (g << 8) | (b << 16) | (a << 24) // IMGFMT_BGR32 = b | (g << 8) | (r << 16) | (a << 24) IMGFMT_RGB32 = MP_SELECT_LE_BE(IMGFMT_RGBA, IMGFMT_ABGR), IMGFMT_BGR32 = MP_SELECT_LE_BE(IMGFMT_BGRA, IMGFMT_ARGB),};
static inline bool IMGFMT_IS_RGB(int fmt){ struct mp_imgfmt_desc desc = mp_imgfmt_get_desc(fmt); return (desc.flags & MP_IMGFLAG_RGB) && desc.num_planes == 1;}
#define IMGFMT_RGB_DEPTH(fmt) (mp_imgfmt_get_desc(fmt).plane_bits)#define IMGFMT_IS_HWACCEL(fmt) (!!(mp_imgfmt_get_desc(fmt).flags & MP_IMGFLAG_HWACCEL))
int mp_imgfmt_from_name(bstr name);char *mp_imgfmt_to_name_buf(char *buf, size_t buf_size, int fmt);#define mp_imgfmt_to_name(fmt) mp_imgfmt_to_name_buf((char[16]){0}, 16, (fmt))
char **mp_imgfmt_name_list(void);
#define vo_format_name mp_imgfmt_to_name
int mp_imgfmt_find(int xs, int ys, int planes, int component_bits, int flags);
int mp_imgfmt_select_best(int dst1, int dst2, int src);int mp_imgfmt_select_best_list(int *dst, int num_dst, int src);
#endif /* MPLAYER_IMG_FORMAT_H */