[pcsx_rearmed.git] / deps / libretro-common / include / gfx / video_frame.h

/* Copyright  (C) 2010-2020 The RetroArch team
 *
 * ---------------------------------------------------------------------------------------
 * The following license statement only applies to this file (video_frame.h).
 * ---------------------------------------------------------------------------------------
 *
 * 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, sublicense, 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 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 NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 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 _LIBRETRO_SDK_VIDEO_FRAME_H
#define _LIBRETRO_SDK_VIDEO_FRAME_H

#include <stdint.h>
#include <retro_common_api.h>
#include <retro_inline.h>

#include <gfx/scaler/scaler.h>

#include <libretro.h>

RETRO_BEGIN_DECLS

#define scaler_ctx_scale_direct(ctx, output, input) \
{ \
   if (ctx && ctx->unscaled && ctx->direct_pixconv) \
      /* Just perform straight pixel conversion. */ \
      ctx->direct_pixconv(output, input, \
            ctx->out_width,  ctx->out_height, \
            ctx->out_stride, ctx->in_stride); \
   else \
      scaler_ctx_scale(ctx, output, input); \
}

static INLINE void video_frame_convert_rgb16_to_rgb32(
      struct scaler_ctx *scaler,
      void *output,
      const void *input,
      int width, int height,
      int in_pitch)
{
   if (width != scaler->in_width || height != scaler->in_height)
   {
      scaler->in_width    = width;
      scaler->in_height   = height;
      scaler->out_width   = width;
      scaler->out_height  = height;
      scaler->in_fmt      = SCALER_FMT_RGB565;
      scaler->out_fmt     = SCALER_FMT_ARGB8888;
      scaler->scaler_type = SCALER_TYPE_POINT;
      scaler_ctx_gen_filter(scaler);
   }

   scaler->in_stride  = in_pitch;
   scaler->out_stride = width * sizeof(uint32_t);

   scaler_ctx_scale_direct(scaler, output, input);
}

static INLINE void video_frame_scale(
      struct scaler_ctx *scaler,
      void *output,
      const void *input,
      enum scaler_pix_fmt format,
      unsigned scaler_width,
      unsigned scaler_height,
      unsigned scaler_pitch,
      unsigned width,
      unsigned height,
      unsigned pitch)
{
   if (
            width  != (unsigned)scaler->in_width
         || height != (unsigned)scaler->in_height
         || format != scaler->in_fmt
         || pitch  != (unsigned)scaler->in_stride
      )
   {
      scaler->in_fmt    = format;
      scaler->in_width  = width;
      scaler->in_height = height;
      scaler->in_stride = pitch;

      scaler->out_width  = scaler_width;
      scaler->out_height = scaler_height;
      scaler->out_stride = scaler_pitch;

      scaler_ctx_gen_filter(scaler);
   }

   scaler_ctx_scale_direct(scaler, output, input);
}

static INLINE void video_frame_record_scale(
      struct scaler_ctx *scaler,
      void *output,
      const void *input,
      unsigned scaler_width,
      unsigned scaler_height,
      unsigned scaler_pitch,
      unsigned width,
      unsigned height,
      unsigned pitch,
      bool bilinear)
{
   if (
            width  != (unsigned)scaler->in_width
         || height != (unsigned)scaler->in_height
      )
   {
      scaler->in_width    = width;
      scaler->in_height   = height;
      scaler->in_stride   = pitch;

      scaler->scaler_type = bilinear ?
         SCALER_TYPE_BILINEAR : SCALER_TYPE_POINT;

      scaler->out_width  = scaler_width;
      scaler->out_height = scaler_height;
      scaler->out_stride = scaler_pitch;

      scaler_ctx_gen_filter(scaler);
   }

   scaler_ctx_scale_direct(scaler, output, input);
}

static INLINE void video_frame_convert_argb8888_to_abgr8888(
      struct scaler_ctx *scaler,
      void *output, const void *input,
      int width, int height, int in_pitch)
{
   if (width != scaler->in_width || height != scaler->in_height)
   {
      scaler->in_width    = width;
      scaler->in_height   = height;
      scaler->out_width   = width;
      scaler->out_height  = height;
      scaler->in_fmt      = SCALER_FMT_ARGB8888;
      scaler->out_fmt     = SCALER_FMT_ABGR8888;
      scaler->scaler_type = SCALER_TYPE_POINT;
      scaler_ctx_gen_filter(scaler);
   }

   scaler->in_stride  = in_pitch;
   scaler->out_stride = width * sizeof(uint32_t);

   scaler_ctx_scale_direct(scaler, output, input);
}

static INLINE void video_frame_convert_to_bgr24(
      struct scaler_ctx *scaler,
      void *output, const void *input,
      int width, int height, int in_pitch)
{
   scaler->in_width    = width;
   scaler->in_height   = height;
   scaler->out_width   = width;
   scaler->out_height  = height;
   scaler->out_fmt     = SCALER_FMT_BGR24;
   scaler->scaler_type = SCALER_TYPE_POINT;

   scaler_ctx_gen_filter(scaler);

   scaler->in_stride   = in_pitch;
   scaler->out_stride  = width * 3;

   scaler_ctx_scale_direct(scaler, output, input);
}

static INLINE void video_frame_convert_rgba_to_bgr(
      const void *src_data,
      void *dst_data,
      unsigned width)
{
   unsigned x;
   uint8_t      *dst  = (uint8_t*)dst_data;
   const uint8_t *src = (const uint8_t*)src_data;

   for (x = 0; x < width; x++, dst += 3, src += 4)
   {
      dst[0] = src[2];
      dst[1] = src[1];
      dst[2] = src[0];
   }
}

static INLINE bool video_pixel_frame_scale(
      struct scaler_ctx *scaler,
      void *output, const void *data,
      unsigned width, unsigned height,
      size_t pitch)
{
   scaler->in_width      = width;
   scaler->in_height     = height;
   scaler->out_width     = width;
   scaler->out_height    = height;
   scaler->in_stride     = (int)pitch;
   scaler->out_stride    = width * sizeof(uint16_t);

   scaler_ctx_scale_direct(scaler, output, data);

   return true;
}

RETRO_END_DECLS

#endif
Commit	Line	Data
3719602c PC	1	/* Copyright (C) 2010-2020 The RetroArch team
	2	*
	3	* ---------------------------------------------------------------------------------------
	4	* The following license statement only applies to this file (video_frame.h).
	5	* ---------------------------------------------------------------------------------------
	6	*
	7	* Permission is hereby granted, free of charge,
	8	* to any person obtaining a copy of this software and associated documentation files (the "Software"),
	9	* to deal in the Software without restriction, including without limitation the rights to
	10	* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
	11	* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
	12	*
	13	* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
	14	*
	15	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
	16	* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	17	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
	18	* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
	19	* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	20	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
	21	*/
	22
	23	#ifndef _LIBRETRO_SDK_VIDEO_FRAME_H
	24	#define _LIBRETRO_SDK_VIDEO_FRAME_H
	25
	26	#include <stdint.h>
	27	#include <retro_common_api.h>
	28	#include <retro_inline.h>
	29
	30	#include <gfx/scaler/scaler.h>
	31
	32	#include <libretro.h>
	33
	34	RETRO_BEGIN_DECLS
	35
	36	#define scaler_ctx_scale_direct(ctx, output, input) \
	37	{ \
	38	if (ctx && ctx->unscaled && ctx->direct_pixconv) \
	39	/* Just perform straight pixel conversion. */ \
	40	ctx->direct_pixconv(output, input, \
	41	ctx->out_width, ctx->out_height, \
	42	ctx->out_stride, ctx->in_stride); \
	43	else \
	44	scaler_ctx_scale(ctx, output, input); \
	45	}
	46
	47	static INLINE void video_frame_convert_rgb16_to_rgb32(
	48	struct scaler_ctx *scaler,
	49	void *output,
	50	const void *input,
	51	int width, int height,
	52	int in_pitch)
	53	{
	54	if (width != scaler->in_width \|\| height != scaler->in_height)
	55	{
	56	scaler->in_width = width;
	57	scaler->in_height = height;
	58	scaler->out_width = width;
	59	scaler->out_height = height;
	60	scaler->in_fmt = SCALER_FMT_RGB565;
	61	scaler->out_fmt = SCALER_FMT_ARGB8888;
	62	scaler->scaler_type = SCALER_TYPE_POINT;
	63	scaler_ctx_gen_filter(scaler);
	64	}
65
66	scaler->in_stride = in_pitch;
67	scaler->out_stride = width * sizeof(uint32_t);
68
69	scaler_ctx_scale_direct(scaler, output, input);
70	}
71
72	static INLINE void video_frame_scale(
73	struct scaler_ctx *scaler,
74	void *output,
75	const void *input,
76	enum scaler_pix_fmt format,
77	unsigned scaler_width,
78	unsigned scaler_height,
79	unsigned scaler_pitch,
80	unsigned width,
81	unsigned height,
82	unsigned pitch)
83	{
84	if (
85	width != (unsigned)scaler->in_width
86	\|\| height != (unsigned)scaler->in_height
87	\|\| format != scaler->in_fmt
88	\|\| pitch != (unsigned)scaler->in_stride
89	)
90	{
91	scaler->in_fmt = format;
92	scaler->in_width = width;
93	scaler->in_height = height;
94	scaler->in_stride = pitch;
95
96	scaler->out_width = scaler_width;
97	scaler->out_height = scaler_height;
98	scaler->out_stride = scaler_pitch;
99
100	scaler_ctx_gen_filter(scaler);
101	}
102
103	scaler_ctx_scale_direct(scaler, output, input);
104	}
105
106	static INLINE void video_frame_record_scale(
107	struct scaler_ctx *scaler,
108	void *output,
109	const void *input,
110	unsigned scaler_width,
111	unsigned scaler_height,
112	unsigned scaler_pitch,
113	unsigned width,
114	unsigned height,
115	unsigned pitch,
116	bool bilinear)
117	{
118	if (
119	width != (unsigned)scaler->in_width
120	\|\| height != (unsigned)scaler->in_height
121	)
122	{
123	scaler->in_width = width;
124	scaler->in_height = height;
125	scaler->in_stride = pitch;
126
127	scaler->scaler_type = bilinear ?
128	SCALER_TYPE_BILINEAR : SCALER_TYPE_POINT;
129
130	scaler->out_width = scaler_width;
131	scaler->out_height = scaler_height;
132	scaler->out_stride = scaler_pitch;
133
134	scaler_ctx_gen_filter(scaler);
135	}
136
137	scaler_ctx_scale_direct(scaler, output, input);
138	}
139
140	static INLINE void video_frame_convert_argb8888_to_abgr8888(
141	struct scaler_ctx *scaler,
142	void output, const void input,
143	int width, int height, int in_pitch)
144	{
145	if (width != scaler->in_width \|\| height != scaler->in_height)
146	{
147	scaler->in_width = width;
148	scaler->in_height = height;
149	scaler->out_width = width;
150	scaler->out_height = height;
151	scaler->in_fmt = SCALER_FMT_ARGB8888;
152	scaler->out_fmt = SCALER_FMT_ABGR8888;
153	scaler->scaler_type = SCALER_TYPE_POINT;
154	scaler_ctx_gen_filter(scaler);
155	}
156
157	scaler->in_stride = in_pitch;
158	scaler->out_stride = width * sizeof(uint32_t);
159
160	scaler_ctx_scale_direct(scaler, output, input);
161	}
162
163	static INLINE void video_frame_convert_to_bgr24(
164	struct scaler_ctx *scaler,
165	void output, const void input,
166	int width, int height, int in_pitch)
167	{
168	scaler->in_width = width;
169	scaler->in_height = height;
170	scaler->out_width = width;
171	scaler->out_height = height;
172	scaler->out_fmt = SCALER_FMT_BGR24;
173	scaler->scaler_type = SCALER_TYPE_POINT;
174
175	scaler_ctx_gen_filter(scaler);
176
177	scaler->in_stride = in_pitch;
178	scaler->out_stride = width * 3;
179
180	scaler_ctx_scale_direct(scaler, output, input);
181	}
182
183	static INLINE void video_frame_convert_rgba_to_bgr(
184	const void *src_data,
185	void *dst_data,
186	unsigned width)
187	{
188	unsigned x;
189	uint8_t dst = (uint8_t)dst_data;
190	const uint8_t src = (const uint8_t)src_data;
191
192	for (x = 0; x < width; x++, dst += 3, src += 4)
193	{
194	dst[0] = src[2];
195	dst[1] = src[1];
196	dst[2] = src[0];
197	}
198	}
199
200	static INLINE bool video_pixel_frame_scale(
201	struct scaler_ctx *scaler,
202	void output, const void data,
203	unsigned width, unsigned height,
204	size_t pitch)
205	{
206	scaler->in_width = width;
207	scaler->in_height = height;
208	scaler->out_width = width;
209	scaler->out_height = height;
210	scaler->in_stride = (int)pitch;
211	scaler->out_stride = width * sizeof(uint16_t);
212
213	scaler_ctx_scale_direct(scaler, output, data);
214
215	return true;
216	}
217
218	RETRO_END_DECLS
219
220	#endif