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Code Issues Releases Activity

vsrc_color: port to new drawutils API.

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This commit is contained in:
Nicolas George 2012-03-17 18:55:46 +01:00
parent 53b7a3fe08
commit 7084985173
1 changed files with 12 additions and 49 deletions
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61
libavfilter/vsrc_color.c
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@ -33,12 +33,11 @@
typedef struct {
int w, h;
uint8_t color[4];
uint8_t color_rgba[4];
AVRational time_base;
uint8_t *line[4];
int line_step[4];
int hsub, vsub; ///< chroma subsampling values
uint64_t pts;
FFDrawContext draw;
FFDrawColor color;
} ColorContext;
static av_cold int color_init(AVFilterContext *ctx, const char *args, void *opaque)
@ -66,41 +65,15 @@ static av_cold int color_init(AVFilterContext *ctx, const char *args, void *opaq
color->time_base.num = frame_rate_q.den;
color->time_base.den = frame_rate_q.num;
if ((ret = av_parse_color(color->color, color_string, -1, ctx)) < 0)
if ((ret = av_parse_color(color->color_rgba, color_string, -1, ctx)) < 0)
return ret;
return 0;
}
static av_cold void color_uninit(AVFilterContext *ctx)
{
ColorContext *color = ctx->priv;
int i;
for (i = 0; i < 4; i++) {
av_freep(&color->line[i]);
color->line_step[i] = 0;
}
}
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_pixel_formats(ctx, avfilter_make_format_list(pix_fmts));
avfilter_set_common_pixel_formats(ctx, ff_draw_supported_pixel_formats(0));
return 0;
}
@ -108,26 +81,18 @@ static int color_config_props(AVFilterLink *inlink)
{
AVFilterContext *ctx = inlink->src;
ColorContext *color = ctx->priv;
uint8_t rgba_color[4];
int is_packed_rgba;
const AVPixFmtDescriptor *pix_desc = &av_pix_fmt_descriptors[inlink->format];
color->hsub = pix_desc->log2_chroma_w;
color->vsub = pix_desc->log2_chroma_h;
ff_draw_init(&color->draw, inlink->format, 0);
ff_draw_color(&color->draw, &color->color, color->color_rgba);
color->w &= ~((1 << color->hsub) - 1);
color->h &= ~((1 << color->vsub) - 1);
color->w = ff_draw_round_to_sub(&color->draw, 0, -1, color->w);
color->h = ff_draw_round_to_sub(&color->draw, 1, -1, color->h);
if (av_image_check_size(color->w, color->h, 0, ctx) < 0)
return AVERROR(EINVAL);
memcpy(rgba_color, color->color, sizeof(rgba_color));
ff_fill_line_with_color(color->line, color->line_step, color->w, color->color,
inlink->format, rgba_color, &is_packed_rgba, NULL);
av_log(ctx, AV_LOG_INFO, "w:%d h:%d r:%d/%d color:0x%02x%02x%02x%02x[%s]\n",
av_log(ctx, AV_LOG_INFO, "w:%d h:%d r:%d/%d color:0x%02x%02x%02x%02x\n",
color->w, color->h, color->time_base.den, color->time_base.num,
color->color[0], color->color[1], color->color[2], color->color[3],
is_packed_rgba ? "rgba" : "yuva");
color->color_rgba[0], color->color_rgba[1], color->color_rgba[2], color->color_rgba[3]);
inlink->w = color->w;
inlink->h = color->h;
inlink->time_base = color->time_base;
@ -144,8 +109,7 @@ static int color_request_frame(AVFilterLink *link)
picref->pos = -1;
avfilter_start_frame(link, avfilter_ref_buffer(picref, ~0));
ff_draw_rectangle(picref->data, picref->linesize,
color->line, color->line_step, color->hsub, color->vsub,
ff_fill_rectangle(&color->draw, &color->color, picref->data, picref->linesize,
0, 0, color->w, color->h);
avfilter_draw_slice(link, 0, color->h, 1);
avfilter_end_frame(link);
@ -160,7 +124,6 @@ AVFilter avfilter_vsrc_color = {
.priv_size = sizeof(ColorContext),
.init = color_init,
.uninit = color_uninit,
.query_formats = query_formats,