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avfilter/vf_colorchannelmixer: use the name 's' for the pointer to the private context

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2015-01-28 14:39:15 +00:00
parent 67aaa7056d
commit fca50464dc
1 changed files with 87 additions and 87 deletions
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174
libavfilter/vf_colorchannelmixer.c
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@ -88,10 +88,10 @@ static int query_formats(AVFilterContext *ctx)
static int config_output(AVFilterLink *outlink) static int config_output(AVFilterLink *outlink)
{ {
AVFilterContext *ctx = outlink->src; AVFilterContext *ctx = outlink->src;
ColorChannelMixerContext *cm = ctx->priv; ColorChannelMixerContext *s = ctx->priv;
int i, j, size, *buffer; int i, j, size, *buffer;
ff_fill_rgba_map(cm->rgba_map, outlink->format); ff_fill_rgba_map(s->rgba_map, outlink->format);
switch (outlink->format) { switch (outlink->format) {
case AV_PIX_FMT_RGB48: case AV_PIX_FMT_RGB48:
@ -104,34 +104,34 @@ static int config_output(AVFilterLink *outlink)
size = 256; size = 256;
} }
cm->buffer = buffer = av_malloc(16 * size * sizeof(*cm->buffer)); s->buffer = buffer = av_malloc(16 * size * sizeof(*s->buffer));
if (!cm->buffer) if (!s->buffer)
return AVERROR(ENOMEM); return AVERROR(ENOMEM);
for (i = 0; i < 4; i++) for (i = 0; i < 4; i++)
for (j = 0; j < 4; j++, buffer += size) for (j = 0; j < 4; j++, buffer += size)
cm->lut[i][j] = buffer; s->lut[i][j] = buffer;
for (i = 0; i < size; i++) { for (i = 0; i < size; i++) {
cm->lut[R][R][i] = round(i * cm->rr); s->lut[R][R][i] = round(i * s->rr);
cm->lut[R][G][i] = round(i * cm->rg); s->lut[R][G][i] = round(i * s->rg);
cm->lut[R][B][i] = round(i * cm->rb); s->lut[R][B][i] = round(i * s->rb);
cm->lut[R][A][i] = round(i * cm->ra); s->lut[R][A][i] = round(i * s->ra);
cm->lut[G][R][i] = round(i * cm->gr); s->lut[G][R][i] = round(i * s->gr);
cm->lut[G][G][i] = round(i * cm->gg); s->lut[G][G][i] = round(i * s->gg);
cm->lut[G][B][i] = round(i * cm->gb); s->lut[G][B][i] = round(i * s->gb);
cm->lut[G][A][i] = round(i * cm->ga); s->lut[G][A][i] = round(i * s->ga);
cm->lut[B][R][i] = round(i * cm->br); s->lut[B][R][i] = round(i * s->br);
cm->lut[B][G][i] = round(i * cm->bg); s->lut[B][G][i] = round(i * s->bg);
cm->lut[B][B][i] = round(i * cm->bb); s->lut[B][B][i] = round(i * s->bb);
cm->lut[B][A][i] = round(i * cm->ba); s->lut[B][A][i] = round(i * s->ba);
cm->lut[A][R][i] = round(i * cm->ar); s->lut[A][R][i] = round(i * s->ar);
cm->lut[A][G][i] = round(i * cm->ag); s->lut[A][G][i] = round(i * s->ag);
cm->lut[A][B][i] = round(i * cm->ab); s->lut[A][B][i] = round(i * s->ab);
cm->lut[A][A][i] = round(i * cm->aa); s->lut[A][A][i] = round(i * s->aa);
} }
return 0; return 0;
@ -140,12 +140,12 @@ static int config_output(AVFilterLink *outlink)
static int filter_frame(AVFilterLink *inlink, AVFrame *in) static int filter_frame(AVFilterLink *inlink, AVFrame *in)
{ {
AVFilterContext *ctx = inlink->dst; AVFilterContext *ctx = inlink->dst;
ColorChannelMixerContext *cm = ctx->priv; ColorChannelMixerContext *s = ctx->priv;
AVFilterLink *outlink = ctx->outputs[0]; AVFilterLink *outlink = ctx->outputs[0];
const uint8_t roffset = cm->rgba_map[R]; const uint8_t roffset = s->rgba_map[R];
const uint8_t goffset = cm->rgba_map[G]; const uint8_t goffset = s->rgba_map[G];
const uint8_t boffset = cm->rgba_map[B]; const uint8_t boffset = s->rgba_map[B];
const uint8_t aoffset = cm->rgba_map[A]; const uint8_t aoffset = s->rgba_map[A];
const uint8_t *srcrow = in->data[0]; const uint8_t *srcrow = in->data[0];
uint8_t *dstrow; uint8_t *dstrow;
AVFrame *out; AVFrame *out;
@ -175,15 +175,15 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
const uint8_t gin = src[j + goffset]; const uint8_t gin = src[j + goffset];
const uint8_t bin = src[j + boffset]; const uint8_t bin = src[j + boffset];
dst[j + roffset] = av_clip_uint8(cm->lut[R][R][rin] + dst[j + roffset] = av_clip_uint8(s->lut[R][R][rin] +
cm->lut[R][G][gin] + s->lut[R][G][gin] +
cm->lut[R][B][bin]); s->lut[R][B][bin]);
dst[j + goffset] = av_clip_uint8(cm->lut[G][R][rin] + dst[j + goffset] = av_clip_uint8(s->lut[G][R][rin] +
cm->lut[G][G][gin] + s->lut[G][G][gin] +
cm->lut[G][B][bin]); s->lut[G][B][bin]);
dst[j + boffset] = av_clip_uint8(cm->lut[B][R][rin] + dst[j + boffset] = av_clip_uint8(s->lut[B][R][rin] +
cm->lut[B][G][gin] + s->lut[B][G][gin] +
cm->lut[B][B][bin]); s->lut[B][B][bin]);
} }
srcrow += in->linesize[0]; srcrow += in->linesize[0];
@ -203,15 +203,15 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
const uint8_t gin = src[j + goffset]; const uint8_t gin = src[j + goffset];
const uint8_t bin = src[j + boffset]; const uint8_t bin = src[j + boffset];
dst[j + roffset] = av_clip_uint8(cm->lut[R][R][rin] + dst[j + roffset] = av_clip_uint8(s->lut[R][R][rin] +
cm->lut[R][G][gin] + s->lut[R][G][gin] +
cm->lut[R][B][bin]); s->lut[R][B][bin]);
dst[j + goffset] = av_clip_uint8(cm->lut[G][R][rin] + dst[j + goffset] = av_clip_uint8(s->lut[G][R][rin] +
cm->lut[G][G][gin] + s->lut[G][G][gin] +
cm->lut[G][B][bin]); s->lut[G][B][bin]);
dst[j + boffset] = av_clip_uint8(cm->lut[B][R][rin] + dst[j + boffset] = av_clip_uint8(s->lut[B][R][rin] +
cm->lut[B][G][gin] + s->lut[B][G][gin] +
cm->lut[B][B][bin]); s->lut[B][B][bin]);
if (in != out) if (in != out)
dst[j + aoffset] = 0; dst[j + aoffset] = 0;
} }
@ -234,22 +234,22 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
const uint8_t bin = src[j + boffset]; const uint8_t bin = src[j + boffset];
const uint8_t ain = src[j + aoffset]; const uint8_t ain = src[j + aoffset];
dst[j + roffset] = av_clip_uint8(cm->lut[R][R][rin] + dst[j + roffset] = av_clip_uint8(s->lut[R][R][rin] +
cm->lut[R][G][gin] + s->lut[R][G][gin] +
cm->lut[R][B][bin] + s->lut[R][B][bin] +
cm->lut[R][A][ain]); s->lut[R][A][ain]);
dst[j + goffset] = av_clip_uint8(cm->lut[G][R][rin] + dst[j + goffset] = av_clip_uint8(s->lut[G][R][rin] +
cm->lut[G][G][gin] + s->lut[G][G][gin] +
cm->lut[G][B][bin] + s->lut[G][B][bin] +
cm->lut[G][A][ain]); s->lut[G][A][ain]);
dst[j + boffset] = av_clip_uint8(cm->lut[B][R][rin] + dst[j + boffset] = av_clip_uint8(s->lut[B][R][rin] +
cm->lut[B][G][gin] + s->lut[B][G][gin] +
cm->lut[B][B][bin] + s->lut[B][B][bin] +
cm->lut[B][A][ain]); s->lut[B][A][ain]);
dst[j + aoffset] = av_clip_uint8(cm->lut[A][R][rin] + dst[j + aoffset] = av_clip_uint8(s->lut[A][R][rin] +
cm->lut[A][G][gin] + s->lut[A][G][gin] +
cm->lut[A][B][bin] + s->lut[A][B][bin] +
cm->lut[A][A][ain]); s->lut[A][A][ain]);
} }
srcrow += in->linesize[0]; srcrow += in->linesize[0];
@ -267,15 +267,15 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
const uint16_t gin = src[j + goffset]; const uint16_t gin = src[j + goffset];
const uint16_t bin = src[j + boffset]; const uint16_t bin = src[j + boffset];
dst[j + roffset] = av_clip_uint16(cm->lut[R][R][rin] + dst[j + roffset] = av_clip_uint16(s->lut[R][R][rin] +
cm->lut[R][G][gin] + s->lut[R][G][gin] +
cm->lut[R][B][bin]); s->lut[R][B][bin]);
dst[j + goffset] = av_clip_uint16(cm->lut[G][R][rin] + dst[j + goffset] = av_clip_uint16(s->lut[G][R][rin] +
cm->lut[G][G][gin] + s->lut[G][G][gin] +
cm->lut[G][B][bin]); s->lut[G][B][bin]);
dst[j + boffset] = av_clip_uint16(cm->lut[B][R][rin] + dst[j + boffset] = av_clip_uint16(s->lut[B][R][rin] +
cm->lut[B][G][gin] + s->lut[B][G][gin] +
cm->lut[B][B][bin]); s->lut[B][B][bin]);
} }
srcrow += in->linesize[0]; srcrow += in->linesize[0];
@ -294,22 +294,22 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
const uint16_t bin = src[j + boffset]; const uint16_t bin = src[j + boffset];
const uint16_t ain = src[j + aoffset]; const uint16_t ain = src[j + aoffset];
dst[j + roffset] = av_clip_uint16(cm->lut[R][R][rin] + dst[j + roffset] = av_clip_uint16(s->lut[R][R][rin] +
cm->lut[R][G][gin] + s->lut[R][G][gin] +
cm->lut[R][B][bin] + s->lut[R][B][bin] +
cm->lut[R][A][ain]); s->lut[R][A][ain]);
dst[j + goffset] = av_clip_uint16(cm->lut[G][R][rin] + dst[j + goffset] = av_clip_uint16(s->lut[G][R][rin] +
cm->lut[G][G][gin] + s->lut[G][G][gin] +
cm->lut[G][B][bin] + s->lut[G][B][bin] +
cm->lut[G][A][ain]); s->lut[G][A][ain]);
dst[j + boffset] = av_clip_uint16(cm->lut[B][R][rin] + dst[j + boffset] = av_clip_uint16(s->lut[B][R][rin] +
cm->lut[B][G][gin] + s->lut[B][G][gin] +
cm->lut[B][B][bin] + s->lut[B][B][bin] +
cm->lut[B][A][ain]); s->lut[B][A][ain]);
dst[j + aoffset] = av_clip_uint16(cm->lut[A][R][rin] + dst[j + aoffset] = av_clip_uint16(s->lut[A][R][rin] +
cm->lut[A][G][gin] + s->lut[A][G][gin] +
cm->lut[A][B][bin] + s->lut[A][B][bin] +
cm->lut[A][A][ain]); s->lut[A][A][ain]);
} }
srcrow += in->linesize[0]; srcrow += in->linesize[0];
@ -324,9 +324,9 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
static av_cold void uninit(AVFilterContext *ctx) static av_cold void uninit(AVFilterContext *ctx)
{ {
ColorChannelMixerContext *cm = ctx->priv; ColorChannelMixerContext *s = ctx->priv;
av_freep(&cm->buffer); av_freep(&s->buffer);
} }
static const AVFilterPad colorchannelmixer_inputs[] = { static const AVFilterPad colorchannelmixer_inputs[] = {