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Create video_frame_scale

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This commit is contained in:
twinaphex 2016-05-04 16:44:38 +02:00
parent 71cc2fe761
commit 7b2a2f2336
2 changed files with 46 additions and 36 deletions
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48
gfx/drivers/omap_gfx.c
View File

@ -41,6 +41,8 @@
#include "../../retroarch.h"
#include "../video_context_driver.h"
#include "../video_frame.h"
#include "../font_driver.h"
typedef struct omapfb_page
@ -1087,49 +1089,23 @@ static bool omap_gfx_read_viewport(void *data, uint8_t *buffer)
return true;
}
static void update_scaler(
omap_video_t *vid,
const void *frame,
struct scaler_ctx *scaler,
enum scaler_pix_fmt format,
unsigned width,
unsigned height,
unsigned pitch)
{
if (
width != scaler->in_width
|| height != scaler->in_height
|| format != scaler->in_fmt
|| pitch != scaler->in_stride
)
{
scaler->in_fmt = format;
scaler->in_width = width;
scaler->in_height = height;
scaler->in_stride = pitch;
scaler->out_width = vid->width;
scaler->out_height = vid->height;
scaler->out_stride = vid->width * vid->bytes_per_pixel;
if (!scaler_ctx_gen_filter(scaler))
RARCH_ERR("[video_omap]: scaler_ctx_gen_filter failed\n");
}
scaler_ctx_scale(scaler, vid->menu.frame, frame);
}
static void omap_gfx_set_texture_frame(void *data, const void *frame, bool rgb32,
unsigned width, unsigned height, float alpha)
{
omap_video_t *vid = (omap_video_t*)data;
enum scaler_pix_fmt format = rgb32 ? SCALER_FMT_ARGB8888 : SCALER_FMT_RGBA4444;
(void) alpha;
update_scaler(vid, frame, &vid->menu.scaler, format, width, height,
video_frame_scale(
&vid->menu.scaler,
vid->menu.frame,
frame,
format,
vid->width,
vid->height,
vid->bytes_per_pixel,
width,
height,
width * (rgb32 ? sizeof(uint32_t) : sizeof(uint16_t)));
}
static void omap_gfx_set_texture_enable(void *data, bool state, bool full_screen)

34
gfx/video_frame.h
View File

@ -30,6 +30,40 @@ static INLINE void video_frame_convert_rgb16_to_rgb32(
scaler_ctx_scale(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 != scaler->in_width
|| height != scaler->in_height
|| format != scaler->in_fmt
|| pitch != 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_width * scaler_pitch;
scaler_ctx_gen_filter(scaler);
}
scaler_ctx_scale(scaler, output, input);
}
static INLINE void video_frame_convert_argb8888_to_abgr8888(
struct scaler_ctx *scaler,
void *output, const void *input,