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vf_pad: port to new drawutils API.

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This commit is contained in:
Nicolas George 2012-03-12 19:39:59 +01:00
parent 8ec0832743
commit 53b7a3fe08
2 changed files with 46 additions and 81 deletions
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121
libavfilter/vf_pad.c
View File

@ -67,22 +67,7 @@ enum var_name {
static int query_formats(AVFilterContext *ctx) static int query_formats(AVFilterContext *ctx)
{ {
static const enum PixelFormat pix_fmts[] = { avfilter_set_common_pixel_formats(ctx, ff_draw_supported_pixel_formats(0));
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));
return 0; return 0;
} }
@ -96,10 +81,9 @@ typedef struct {
char x_expr[256]; ///< width expression string char x_expr[256]; ///< width expression string
char y_expr[256]; ///< height expression string char y_expr[256]; ///< height expression string
uint8_t color[4]; ///< color expressed either in YUVA or RGBA colorspace for the padding area uint8_t rgba_color[4]; ///< color for the padding area
uint8_t *line[4]; FFDrawContext draw;
int line_step[4]; FFDrawColor color;
int hsub, vsub; ///< chroma subsampling values
int needs_copy; int needs_copy;
} PadContext; } PadContext;
@ -117,35 +101,22 @@ static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
sscanf(args, "%255[^:]:%255[^:]:%255[^:]:%255[^:]:%127s", sscanf(args, "%255[^:]:%255[^:]:%255[^:]:%255[^:]:%127s",
pad->w_expr, pad->h_expr, pad->x_expr, pad->y_expr, color_string); pad->w_expr, pad->h_expr, pad->x_expr, pad->y_expr, color_string);
if (av_parse_color(pad->color, color_string, -1, ctx) < 0) if (av_parse_color(pad->rgba_color, color_string, -1, ctx) < 0)
return AVERROR(EINVAL); return AVERROR(EINVAL);
return 0; return 0;
} }
static av_cold void uninit(AVFilterContext *ctx)
{
PadContext *pad = ctx->priv;
int i;
for (i = 0; i < 4; i++) {
av_freep(&pad->line[i]);
pad->line_step[i] = 0;
}
}
static int config_input(AVFilterLink *inlink) static int config_input(AVFilterLink *inlink)
{ {
AVFilterContext *ctx = inlink->dst; AVFilterContext *ctx = inlink->dst;
PadContext *pad = ctx->priv; PadContext *pad = ctx->priv;
const AVPixFmtDescriptor *pix_desc = &av_pix_fmt_descriptors[inlink->format]; int ret;
uint8_t rgba_color[4];
int ret, is_packed_rgba;
double var_values[VARS_NB], res; double var_values[VARS_NB], res;
char *expr; char *expr;
pad->hsub = pix_desc->log2_chroma_w; ff_draw_init(&pad->draw, inlink->format, 0);
pad->vsub = pix_desc->log2_chroma_h; ff_draw_color(&pad->draw, &pad->color, pad->rgba_color);
var_values[VAR_IN_W] = var_values[VAR_IW] = inlink->w; var_values[VAR_IN_W] = var_values[VAR_IW] = inlink->w;
var_values[VAR_IN_H] = var_values[VAR_IH] = inlink->h; var_values[VAR_IN_H] = var_values[VAR_IH] = inlink->h;
@ -155,8 +126,8 @@ static int config_input(AVFilterLink *inlink)
var_values[VAR_SAR] = inlink->sample_aspect_ratio.num ? var_values[VAR_SAR] = inlink->sample_aspect_ratio.num ?
(float) inlink->sample_aspect_ratio.num / inlink->sample_aspect_ratio.den : 1; (float) inlink->sample_aspect_ratio.num / inlink->sample_aspect_ratio.den : 1;
var_values[VAR_DAR] = var_values[VAR_A] * var_values[VAR_SAR]; var_values[VAR_DAR] = var_values[VAR_A] * var_values[VAR_SAR];
var_values[VAR_HSUB] = 1<<pad->hsub; var_values[VAR_HSUB] = 1 << pad->draw.hsub_max;
var_values[VAR_VSUB] = 1<<pad->vsub; var_values[VAR_VSUB] = 1 << pad->draw.vsub_max;
/* evaluate width and height */ /* evaluate width and height */
av_expr_parse_and_eval(&res, (expr = pad->w_expr), av_expr_parse_and_eval(&res, (expr = pad->w_expr),
@ -203,22 +174,16 @@ static int config_input(AVFilterLink *inlink)
if (!pad->h) if (!pad->h)
pad->h = inlink->h; pad->h = inlink->h;
pad->w &= ~((1 << pad->hsub) - 1); pad->w = ff_draw_round_to_sub(&pad->draw, 0, -1, pad->w);
pad->h &= ~((1 << pad->vsub) - 1); pad->h = ff_draw_round_to_sub(&pad->draw, 1, -1, pad->h);
pad->x &= ~((1 << pad->hsub) - 1); pad->x = ff_draw_round_to_sub(&pad->draw, 0, -1, pad->x);
pad->y &= ~((1 << pad->vsub) - 1); pad->y = ff_draw_round_to_sub(&pad->draw, 1, -1, pad->y);
pad->in_w = ff_draw_round_to_sub(&pad->draw, 0, -1, inlink->w);
pad->in_h = ff_draw_round_to_sub(&pad->draw, 1, -1, inlink->h);
pad->in_w = inlink->w & ~((1 << pad->hsub) - 1); av_log(ctx, AV_LOG_INFO, "w:%d h:%d -> w:%d h:%d x:%d y:%d color:0x%02X%02X%02X%02X\n",
pad->in_h = inlink->h & ~((1 << pad->vsub) - 1);
memcpy(rgba_color, pad->color, sizeof(rgba_color));
ff_fill_line_with_color(pad->line, pad->line_step, pad->w, pad->color,
inlink->format, rgba_color, &is_packed_rgba, NULL);
av_log(ctx, AV_LOG_INFO, "w:%d h:%d -> w:%d h:%d x:%d y:%d color:0x%02X%02X%02X%02X[%s]\n",
inlink->w, inlink->h, pad->w, pad->h, pad->x, pad->y, inlink->w, inlink->h, pad->w, pad->h, pad->x, pad->y,
pad->color[0], pad->color[1], pad->color[2], pad->color[3], pad->rgba_color[0], pad->rgba_color[1], pad->rgba_color[2], pad->rgba_color[3]);
is_packed_rgba ? "rgba" : "yuva");
if (pad->x < 0 || pad->y < 0 || if (pad->x < 0 || pad->y < 0 ||
pad->w <= 0 || pad->h <= 0 || pad->w <= 0 || pad->h <= 0 ||
@ -261,13 +226,9 @@ static AVFilterBufferRef *get_video_buffer(AVFilterLink *inlink, int perms, int
picref->video->w = w; picref->video->w = w;
picref->video->h = h; picref->video->h = h;
for (plane = 0; plane < 4 && picref->data[plane]; plane++) { for (plane = 0; plane < 4 && picref->data[plane]; plane++)
int hsub = (plane == 1 || plane == 2) ? pad->hsub : 0; picref->data[plane] += FFALIGN(pad->x >> pad->draw.hsub[plane], align) * pad->draw.pixelstep[plane] +
int vsub = (plane == 1 || plane == 2) ? pad->vsub : 0; (pad->y >> pad->draw.vsub[plane]) * picref->linesize[plane];
picref->data[plane] += FFALIGN(pad->x >> hsub, align) * pad->line_step[plane] +
(pad->y >> vsub) * picref->linesize[plane];
}
return picref; return picref;
} }
@ -277,12 +238,12 @@ static int does_clip(PadContext *pad, AVFilterBufferRef *outpicref, int plane, i
int64_t x_in_buf, y_in_buf; int64_t x_in_buf, y_in_buf;
x_in_buf = outpicref->data[plane] - outpicref->buf->data[plane] x_in_buf = outpicref->data[plane] - outpicref->buf->data[plane]
+ (x >> hsub) * pad ->line_step[plane] + (x >> hsub) * pad->draw.pixelstep[plane]
+ (y >> vsub) * outpicref->linesize [plane]; + (y >> vsub) * outpicref->linesize[plane];
if(x_in_buf < 0 || x_in_buf % pad->line_step[plane]) if(x_in_buf < 0 || x_in_buf % pad->draw.pixelstep[plane])
return 1; return 1;
x_in_buf /= pad->line_step[plane]; x_in_buf /= pad->draw.pixelstep[plane];
av_assert0(outpicref->buf->linesize[plane]>0); //while reference can use negative linesize the main buffer should not av_assert0(outpicref->buf->linesize[plane]>0); //while reference can use negative linesize the main buffer should not
@ -302,16 +263,16 @@ static void start_frame(AVFilterLink *inlink, AVFilterBufferRef *inpicref)
int plane; int plane;
for (plane = 0; plane < 4 && outpicref->data[plane]; plane++) { for (plane = 0; plane < 4 && outpicref->data[plane]; plane++) {
int hsub = (plane == 1 || plane == 2) ? pad->hsub : 0; int hsub = pad->draw.hsub[plane];
int vsub = (plane == 1 || plane == 2) ? pad->vsub : 0; int vsub = pad->draw.vsub[plane];
av_assert0(outpicref->buf->w>0 && outpicref->buf->h>0); av_assert0(outpicref->buf->w>0 && outpicref->buf->h>0);
if(outpicref->format != outpicref->buf->format) //unsupported currently if(outpicref->format != outpicref->buf->format) //unsupported currently
break; break;
outpicref->data[plane] -= (pad->x >> hsub) * pad ->line_step[plane] outpicref->data[plane] -= (pad->x >> hsub) * pad->draw.pixelstep[plane]
+ (pad->y >> vsub) * outpicref->linesize [plane]; + (pad->y >> vsub) * outpicref->linesize[plane];
if( does_clip(pad, outpicref, plane, hsub, vsub, 0, 0) if( does_clip(pad, outpicref, plane, hsub, vsub, 0, 0)
|| does_clip(pad, outpicref, plane, hsub, vsub, 0, pad->h-1) || does_clip(pad, outpicref, plane, hsub, vsub, 0, pad->h-1)
@ -354,9 +315,9 @@ static void draw_send_bar_slice(AVFilterLink *link, int y, int h, int slice_dir,
} }
if (bar_h) { if (bar_h) {
ff_draw_rectangle(link->dst->outputs[0]->out_buf->data, ff_fill_rectangle(&pad->draw, &pad->color,
link->dst->outputs[0]->out_buf->data,
link->dst->outputs[0]->out_buf->linesize, link->dst->outputs[0]->out_buf->linesize,
pad->line, pad->line_step, pad->hsub, pad->vsub,
0, bar_y, pad->w, bar_h); 0, bar_y, pad->w, bar_h);
avfilter_draw_slice(link->dst->outputs[0], bar_y, bar_h, slice_dir); avfilter_draw_slice(link->dst->outputs[0], bar_y, bar_h, slice_dir);
} }
@ -370,27 +331,26 @@ static void draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
y += pad->y; y += pad->y;
y &= ~((1 << pad->vsub) - 1); y = ff_draw_round_to_sub(&pad->draw, 1, -1, y);
h &= ~((1 << pad->vsub) - 1); h = ff_draw_round_to_sub(&pad->draw, 1, -1, h);
if (!h) if (!h)
return; return;
draw_send_bar_slice(link, y, h, slice_dir, 1); draw_send_bar_slice(link, y, h, slice_dir, 1);
/* left border */ /* left border */
ff_draw_rectangle(outpic->data, outpic->linesize, pad->line, pad->line_step, ff_fill_rectangle(&pad->draw, &pad->color, outpic->data, outpic->linesize,
pad->hsub, pad->vsub, 0, y, pad->x, h); 0, y, pad->x, h);
if(pad->needs_copy){ if(pad->needs_copy){
ff_copy_rectangle(outpic->data, outpic->linesize, ff_copy_rectangle2(&pad->draw,
inpic->data, inpic->linesize, pad->line_step, outpic->data, outpic->linesize,
pad->hsub, pad->vsub, inpic ->data, inpic ->linesize,
pad->x, y, y-pad->y, inpic->video->w, h); pad->x, y, 0, y - pad->y, inpic->video->w, h);
} }
/* right border */ /* right border */
ff_draw_rectangle(outpic->data, outpic->linesize, ff_fill_rectangle(&pad->draw, &pad->color, outpic->data, outpic->linesize,
pad->line, pad->line_step, pad->hsub, pad->vsub,
pad->x + pad->in_w, y, pad->w - pad->x - pad->in_w, h); pad->x + pad->in_w, y, pad->w - pad->x - pad->in_w, h);
avfilter_draw_slice(link->dst->outputs[0], y, h, slice_dir); avfilter_draw_slice(link->dst->outputs[0], y, h, slice_dir);
@ -403,7 +363,6 @@ AVFilter avfilter_vf_pad = {
.priv_size = sizeof(PadContext), .priv_size = sizeof(PadContext),
.init = init, .init = init,
.uninit = uninit,
.query_formats = query_formats, .query_formats = query_formats,
.inputs = (const AVFilterPad[]) {{ .name = "default", .inputs = (const AVFilterPad[]) {{ .name = "default",

6
tests/ref/lavfi/pixfmts_pad
View File

@ -1,7 +1,12 @@
0bgr f47c0a8b17ea53980e6bb732ecc342f1
0rgb 09ff2231c65a8676d096536c9ca84f4f
abgr e8e5e350c856c051d502cd435a2aa0bd abgr e8e5e350c856c051d502cd435a2aa0bd
argb a98e0a1213824ee4566d4891468bb614 argb a98e0a1213824ee4566d4891468bb614
bgr0 b512b5eece4c760728d351882d6e2d38
bgr24 ac7417cea8d6e799a31a3c9a39b8f202 bgr24 ac7417cea8d6e799a31a3c9a39b8f202
bgra 6113a09a023cb2b08e9cad78eb1eb37a bgra 6113a09a023cb2b08e9cad78eb1eb37a
gray f8ce1f22a7f5d9440c233c498bb3978d
rgb0 54bc252793270e0d647b88b679a31e84
rgb24 65eed443acc66c4f02bab6df4ebed515 rgb24 65eed443acc66c4f02bab6df4ebed515
rgba 74d4158ad0c626e9a7c6923b9ca73294 rgba 74d4158ad0c626e9a7c6923b9ca73294
yuv410p a5210eb6a9b10c3269899b935df9a2d6 yuv410p a5210eb6a9b10c3269899b935df9a2d6
@ -11,6 +16,7 @@ yuv422p 3e0d822c11c716e7636387b1bf27c5ff
yuv440p 225dd7fbc8cceb24c26b765187d43a9e yuv440p 225dd7fbc8cceb24c26b765187d43a9e
yuv444p 45484f0411d336ce94636da0395f4692 yuv444p 45484f0411d336ce94636da0395f4692
yuva420p 919722724765dc3a716c38fa53b20580 yuva420p 919722724765dc3a716c38fa53b20580
yuva444p 11738446333c74cb2b15e1c2406cf7da
yuvj420p 4f20e2799966c21a9d9e0788b0956925 yuvj420p 4f20e2799966c21a9d9e0788b0956925
yuvj422p e4d84b0683f77a76f1c17d976eff127c yuvj422p e4d84b0683f77a76f1c17d976eff127c
yuvj440p 33511c43339aa32533ab832861c150c3 yuvj440p 33511c43339aa32533ab832861c150c3