mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
avfilter/vf_premultiply: add inplace mode
This commit is contained in:
Paul B Mahol
parent
bac508fec1
commit
181c9abd47
@ -11755,6 +11755,9 @@ The filter accepts the following option:
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@item planes
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Set which planes will be processed, unprocessed planes will be copied.
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By default value 0xf, all planes will be processed.
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@item inplace
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Do not require 2nd input for processing, instead use alpha plane from input stream.
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@end table
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@section prewitt
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@ -14597,6 +14600,9 @@ If the format has 3 or 4 components:
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for RGB formats bit 0 is green, bit 1 is blue and bit 2 is red;
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for YUV formats bit 0 is luma, bit 1 is chroma-U and bit 2 is chroma-V.
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If present, the alpha channel is always the last bit.
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@item inplace
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Do not require 2nd input for processing, instead use alpha plane from input stream.
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@end table
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@anchor{unsharp}
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@ -22,6 +22,7 @@
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#include "libavutil/pixdesc.h"
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#include "libavutil/opt.h"
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#include "avfilter.h"
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#include "filters.h"
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#include "formats.h"
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#include "framesync2.h"
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#include "internal.h"
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@ -34,6 +35,7 @@ typedef struct PreMultiplyContext {
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int nb_planes;
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int planes;
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int inverse;
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int inplace;
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int half, depth, offset, max;
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FFFrameSync fs;
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@ -50,6 +52,7 @@ typedef struct PreMultiplyContext {
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static const AVOption options[] = {
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{ "planes", "set planes", OFFSET(planes), AV_OPT_TYPE_INT, {.i64=0xF}, 0, 0xF, FLAGS },
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{ "inplace","enable inplace mode", OFFSET(inplace), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS },
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{ NULL }
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};
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@ -58,7 +61,9 @@ AVFILTER_DEFINE_CLASS(premultiply);
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static int query_formats(AVFilterContext *ctx)
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{
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static const enum AVPixelFormat pix_fmts[] = {
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PreMultiplyContext *s = ctx->priv;
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static const enum AVPixelFormat no_alpha_pix_fmts[] = {
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AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVJ444P,
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AV_PIX_FMT_YUV444P9, AV_PIX_FMT_YUV444P10,
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AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV444P14,
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@ -69,7 +74,15 @@ static int query_formats(AVFilterContext *ctx)
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AV_PIX_FMT_NONE
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};
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return ff_set_common_formats(ctx, ff_make_format_list(pix_fmts));
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static const enum AVPixelFormat alpha_pix_fmts[] = {
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AV_PIX_FMT_YUVA444P,
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AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_YUVA444P16,
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AV_PIX_FMT_GBRAP,
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AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRAP16,
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AV_PIX_FMT_NONE
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};
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return ff_set_common_formats(ctx, ff_make_format_list(s->inplace ? alpha_pix_fmts : no_alpha_pix_fmts));
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}
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static void premultiply8(const uint8_t *msrc, const uint8_t *asrc,
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@ -348,29 +361,23 @@ static void unpremultiply16offset(const uint8_t *mmsrc, const uint8_t *aasrc,
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}
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}
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static int process_frame(FFFrameSync *fs)
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static int filter_frame(AVFilterContext *ctx,
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AVFrame **out, AVFrame *base, AVFrame *alpha)
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{
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AVFilterContext *ctx = fs->parent;
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PreMultiplyContext *s = fs->opaque;
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PreMultiplyContext *s = ctx->priv;
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AVFilterLink *outlink = ctx->outputs[0];
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AVFrame *out, *base, *alpha;
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int ret;
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if ((ret = ff_framesync2_get_frame(&s->fs, 0, &base, 0)) < 0 ||
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(ret = ff_framesync2_get_frame(&s->fs, 1, &alpha, 0)) < 0)
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return ret;
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if (ctx->is_disabled) {
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out = av_frame_clone(base);
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if (!out)
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*out = av_frame_clone(base);
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if (!*out)
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return AVERROR(ENOMEM);
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} else {
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int p, full, limited;
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out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
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if (!out)
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*out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
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if (!*out)
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return AVERROR(ENOMEM);
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av_frame_copy_props(out, base);
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av_frame_copy_props(*out, base);
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full = base->color_range == AVCOL_RANGE_JPEG;
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limited = base->color_range == AVCOL_RANGE_MPEG;
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@ -378,6 +385,7 @@ static int process_frame(FFFrameSync *fs)
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if (s->inverse) {
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switch (outlink->format) {
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case AV_PIX_FMT_YUV444P:
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case AV_PIX_FMT_YUVA444P:
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s->premultiply[0] = full ? unpremultiply8 : unpremultiply8offset;
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s->premultiply[1] = s->premultiply[2] = unpremultiply8yuv;
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break;
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@ -386,21 +394,28 @@ static int process_frame(FFFrameSync *fs)
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s->premultiply[1] = s->premultiply[2] = unpremultiply8yuv;
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break;
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case AV_PIX_FMT_GBRP:
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case AV_PIX_FMT_GBRAP:
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s->premultiply[0] = s->premultiply[1] = s->premultiply[2] = limited ? unpremultiply8offset : unpremultiply8;
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break;
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case AV_PIX_FMT_YUV444P9:
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case AV_PIX_FMT_YUVA444P9:
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case AV_PIX_FMT_YUV444P10:
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case AV_PIX_FMT_YUVA444P10:
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case AV_PIX_FMT_YUV444P12:
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case AV_PIX_FMT_YUV444P14:
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case AV_PIX_FMT_YUV444P16:
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case AV_PIX_FMT_YUVA444P16:
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s->premultiply[0] = full ? unpremultiply16 : unpremultiply16offset;
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s->premultiply[1] = s->premultiply[2] = unpremultiply16yuv;
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break;
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case AV_PIX_FMT_GBRP9:
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case AV_PIX_FMT_GBRP10:
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case AV_PIX_FMT_GBRAP10:
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case AV_PIX_FMT_GBRP12:
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case AV_PIX_FMT_GBRAP12:
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case AV_PIX_FMT_GBRP14:
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case AV_PIX_FMT_GBRP16:
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case AV_PIX_FMT_GBRAP16:
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s->premultiply[0] = s->premultiply[1] = s->premultiply[2] = limited ? unpremultiply16offset : unpremultiply16;
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break;
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case AV_PIX_FMT_GRAY8:
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@ -416,6 +431,7 @@ static int process_frame(FFFrameSync *fs)
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} else {
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switch (outlink->format) {
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case AV_PIX_FMT_YUV444P:
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case AV_PIX_FMT_YUVA444P:
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s->premultiply[0] = full ? premultiply8 : premultiply8offset;
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s->premultiply[1] = s->premultiply[2] = premultiply8yuv;
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break;
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@ -424,21 +440,28 @@ static int process_frame(FFFrameSync *fs)
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s->premultiply[1] = s->premultiply[2] = premultiply8yuv;
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break;
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case AV_PIX_FMT_GBRP:
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case AV_PIX_FMT_GBRAP:
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s->premultiply[0] = s->premultiply[1] = s->premultiply[2] = limited ? premultiply8offset : premultiply8;
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break;
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case AV_PIX_FMT_YUV444P9:
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case AV_PIX_FMT_YUVA444P9:
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case AV_PIX_FMT_YUV444P10:
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case AV_PIX_FMT_YUVA444P10:
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case AV_PIX_FMT_YUV444P12:
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case AV_PIX_FMT_YUV444P14:
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case AV_PIX_FMT_YUV444P16:
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case AV_PIX_FMT_YUVA444P16:
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s->premultiply[0] = full ? premultiply16 : premultiply16offset;
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s->premultiply[1] = s->premultiply[2] = premultiply16yuv;
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break;
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case AV_PIX_FMT_GBRP9:
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case AV_PIX_FMT_GBRP10:
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case AV_PIX_FMT_GBRAP10:
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case AV_PIX_FMT_GBRP12:
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case AV_PIX_FMT_GBRAP12:
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case AV_PIX_FMT_GBRP14:
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case AV_PIX_FMT_GBRP16:
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case AV_PIX_FMT_GBRAP16:
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s->premultiply[0] = s->premultiply[1] = s->premultiply[2] = limited ? premultiply16offset : premultiply16;
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break;
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case AV_PIX_FMT_GRAY8:
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@ -454,20 +477,39 @@ static int process_frame(FFFrameSync *fs)
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}
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for (p = 0; p < s->nb_planes; p++) {
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if (!((1 << p) & s->planes)) {
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av_image_copy_plane(out->data[p], out->linesize[p], base->data[p], base->linesize[p],
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if (!((1 << p) & s->planes) || p == 3) {
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av_image_copy_plane((*out)->data[p], (*out)->linesize[p], base->data[p], base->linesize[p],
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s->linesize[p], s->height[p]);
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continue;
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}
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s->premultiply[p](base->data[p], alpha->data[0],
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out->data[p],
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base->linesize[p], alpha->linesize[0],
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out->linesize[p],
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s->premultiply[p](base->data[p], s->inplace ? alpha->data[3] : alpha->data[0],
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(*out)->data[p],
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base->linesize[p], s->inplace ? alpha->linesize[3] : alpha->linesize[0],
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(*out)->linesize[p],
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s->width[p], s->height[p],
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s->half, s->inverse ? s->max : s->depth, s->offset);
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}
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}
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return 0;
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}
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static int process_frame(FFFrameSync *fs)
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{
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AVFilterContext *ctx = fs->parent;
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PreMultiplyContext *s = fs->opaque;
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AVFilterLink *outlink = ctx->outputs[0];
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AVFrame *out = NULL, *base, *alpha;
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int ret;
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if ((ret = ff_framesync2_get_frame(&s->fs, 0, &base, 0)) < 0 ||
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(ret = ff_framesync2_get_frame(&s->fs, 1, &alpha, 0)) < 0)
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return ret;
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if ((ret = filter_frame(ctx, &out, base, alpha)) < 0)
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return ret;
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out->pts = av_rescale_q(base->pts, s->fs.time_base, outlink->time_base);
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return ff_filter_frame(outlink, out);
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@ -505,10 +547,13 @@ static int config_output(AVFilterLink *outlink)
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AVFilterContext *ctx = outlink->src;
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PreMultiplyContext *s = ctx->priv;
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AVFilterLink *base = ctx->inputs[0];
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AVFilterLink *alpha = ctx->inputs[1];
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AVFilterLink *alpha;
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FFFrameSyncIn *in;
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int ret;
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if (!s->inplace) {
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alpha = ctx->inputs[1];
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if (base->format != alpha->format) {
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av_log(ctx, AV_LOG_ERROR, "inputs must be of same pixel format\n");
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return AVERROR(EINVAL);
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@ -522,6 +567,7 @@ static int config_output(AVFilterLink *outlink)
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ctx->input_pads[1].name, alpha->w, alpha->h);
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return AVERROR(EINVAL);
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}
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}
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outlink->w = base->w;
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outlink->h = base->h;
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@ -529,6 +575,9 @@ static int config_output(AVFilterLink *outlink)
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outlink->sample_aspect_ratio = base->sample_aspect_ratio;
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outlink->frame_rate = base->frame_rate;
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if (s->inplace)
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return 0;
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if ((ret = ff_framesync2_init(&s->fs, ctx, 2)) < 0)
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return ret;
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@ -550,16 +599,67 @@ static int config_output(AVFilterLink *outlink)
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static int activate(AVFilterContext *ctx)
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{
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PreMultiplyContext *s = ctx->priv;
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if (s->inplace) {
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AVFrame *frame = NULL;
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AVFrame *out = NULL;
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int ret, status;
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int64_t pts;
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if ((ret = ff_inlink_consume_frame(ctx->inputs[0], &frame)) > 0) {
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if ((ret = filter_frame(ctx, &out, frame, frame)) < 0)
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return ret;
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av_frame_free(&frame);
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ret = ff_filter_frame(ctx->outputs[0], out);
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}
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if (ret < 0) {
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return ret;
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} else if (ff_inlink_acknowledge_status(ctx->inputs[0], &status, &pts)) {
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ff_outlink_set_status(ctx->outputs[0], status, pts);
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return 0;
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} else {
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if (ff_outlink_frame_wanted(ctx->outputs[0]))
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ff_inlink_request_frame(ctx->inputs[0]);
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return 0;
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}
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} else {
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return ff_framesync2_activate(&s->fs);
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}
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}
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static av_cold int init(AVFilterContext *ctx)
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{
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PreMultiplyContext *s = ctx->priv;
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AVFilterPad pad = { 0 };
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int ret;
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if (!strcmp(ctx->filter->name, "unpremultiply"))
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s->inverse = 1;
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pad.type = AVMEDIA_TYPE_VIDEO;
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pad.name = av_strdup("main");
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pad.config_props = config_input;
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if (!pad.name)
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return AVERROR(ENOMEM);
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if ((ret = ff_insert_inpad(ctx, 0, &pad)) < 0) {
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av_freep(&pad.name);
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return ret;
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}
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if (!s->inplace) {
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pad.type = AVMEDIA_TYPE_VIDEO;
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pad.name = av_strdup("alpha");
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pad.config_props = NULL;
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if (!pad.name)
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return AVERROR(ENOMEM);
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if ((ret = ff_insert_inpad(ctx, 1, &pad)) < 0) {
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av_freep(&pad.name);
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return ret;
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}
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}
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return 0;
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}
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@ -567,22 +667,10 @@ static av_cold void uninit(AVFilterContext *ctx)
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{
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PreMultiplyContext *s = ctx->priv;
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if (!s->inplace)
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ff_framesync2_uninit(&s->fs);
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}
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static const AVFilterPad premultiply_inputs[] = {
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{
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.name = "main",
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.type = AVMEDIA_TYPE_VIDEO,
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.config_props = config_input,
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},
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{
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.name = "alpha",
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.type = AVMEDIA_TYPE_VIDEO,
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},
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{ NULL }
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};
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static const AVFilterPad premultiply_outputs[] = {
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{
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.name = "default",
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@ -598,13 +686,15 @@ AVFilter ff_vf_premultiply = {
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.name = "premultiply",
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.description = NULL_IF_CONFIG_SMALL("PreMultiply first stream with first plane of second stream."),
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.priv_size = sizeof(PreMultiplyContext),
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.init = init,
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.uninit = uninit,
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.query_formats = query_formats,
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.activate = activate,
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.inputs = premultiply_inputs,
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.inputs = NULL,
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.outputs = premultiply_outputs,
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.priv_class = &premultiply_class,
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.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
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.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL |
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AVFILTER_FLAG_DYNAMIC_INPUTS,
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};
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#endif /* CONFIG_PREMULTIPLY_FILTER */
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@ -622,10 +712,11 @@ AVFilter ff_vf_unpremultiply = {
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.uninit = uninit,
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.query_formats = query_formats,
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.activate = activate,
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.inputs = premultiply_inputs,
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.inputs = NULL,
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.outputs = premultiply_outputs,
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.priv_class = &unpremultiply_class,
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.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
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.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL |
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AVFILTER_FLAG_DYNAMIC_INPUTS,
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};
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#endif /* CONFIG_UNPREMULTIPLY_FILTER */
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