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Move shareable draw_rectangle() and query_formats function to the top

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of the file, and put under #if CONFIG_PAD_FILTER the code specific to
the pad filter.

Simplify the inclusion of the color source.

Originally committed as revision 24067 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2010-07-05 22:33:06 +00:00
parent 039baa7813
commit 1b364fd26e
1 changed files with 43 additions and 39 deletions
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82
libavfilter/vf_pad.c
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@ -81,6 +81,47 @@ static int fill_line_with_color(uint8_t *line[4], int line_step[4], int w, uint8
return 0;
}
static void draw_rectangle(AVFilterPicRef *outpic, uint8_t *line[4], int line_step[4],
int hsub, int vsub, int x, int y, int w, int h)
{
int i, plane;
uint8_t *p;
for (plane = 0; plane < 4 && outpic->data[plane]; plane++) {
int hsub1 = plane == 1 || plane == 2 ? hsub : 0;
int vsub1 = plane == 1 || plane == 2 ? vsub : 0;
p = outpic->data[plane] + (y >> vsub1) * outpic->linesize[plane];
for (i = 0; i < (h >> vsub1); i++) {
memcpy(p + (x >> hsub1) * line_step[plane], line[plane], (w >> hsub1) * line_step[plane]);
p += outpic->linesize[plane];
}
}
}
static int query_formats(AVFilterContext *ctx)
{
static const enum PixelFormat pix_fmts[] = {
PIX_FMT_ARGB, PIX_FMT_RGBA,
PIX_FMT_ABGR, PIX_FMT_BGRA,
PIX_FMT_RGB24, PIX_FMT_BGR24,
PIX_FMT_YUV444P, PIX_FMT_YUV422P,
PIX_FMT_YUV420P, PIX_FMT_YUV411P,
PIX_FMT_YUV410P, PIX_FMT_YUV440P,
PIX_FMT_YUVJ444P, PIX_FMT_YUVJ422P,
PIX_FMT_YUVJ420P, PIX_FMT_YUVJ440P,
PIX_FMT_YUVA420P,
PIX_FMT_NONE
};
avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
return 0;
}
#if CONFIG_PAD_FILTER
typedef struct {
int w, h; ///< output dimensions, a value of 0 will result in the input size
int x, y; ///< offsets of the input area with respect to the padded area
@ -123,27 +164,6 @@ static av_cold void uninit(AVFilterContext *ctx)
}
}
static int query_formats(AVFilterContext *ctx)
{
static const enum PixelFormat pix_fmts[] = {
PIX_FMT_ARGB, PIX_FMT_RGBA,
PIX_FMT_ABGR, PIX_FMT_BGRA,
PIX_FMT_RGB24, PIX_FMT_BGR24,
PIX_FMT_YUV444P, PIX_FMT_YUV422P,
PIX_FMT_YUV420P, PIX_FMT_YUV411P,
PIX_FMT_YUV410P, PIX_FMT_YUV440P,
PIX_FMT_YUVJ444P, PIX_FMT_YUVJ422P,
PIX_FMT_YUVJ420P, PIX_FMT_YUVJ440P,
PIX_FMT_YUVA420P,
PIX_FMT_NONE
};
avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
return 0;
}
static int config_input(AVFilterLink *inlink)
{
AVFilterContext *ctx = inlink->dst;
@ -244,24 +264,6 @@ static void end_frame(AVFilterLink *link)
avfilter_unref_pic(link->cur_pic);
}
static void draw_rectangle(AVFilterPicRef *outpic, uint8_t *line[4], int line_step[4],
int hsub, int vsub, int x, int y, int w, int h)
{
int i, plane;
uint8_t *p;
for (plane = 0; plane < 4 && outpic->data[plane]; plane++) {
int hsub1 = plane == 1 || plane == 2 ? hsub : 0;
int vsub1 = plane == 1 || plane == 2 ? vsub : 0;
p = outpic->data[plane] + (y >> vsub1) * outpic->linesize[plane];
for (i = 0; i < (h >> vsub1); i++) {
memcpy(p + (x >> hsub1) * line_step[plane], line[plane], (w >> hsub1) * line_step[plane]);
p += outpic->linesize[plane];
}
}
}
static void draw_send_bar_slice(AVFilterLink *link, int y, int h, int slice_dir, int before_slice)
{
PadContext *pad = link->dst->priv;
@ -333,3 +335,5 @@ AVFilter avfilter_vf_pad = {
.config_props = config_output, },
{ .name = NULL}},
};
#endif /* CONFIG_PAD_FILTER */