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avcodec/iff: Factorize av_pix_fmt_desc_get() out

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2014-08-10 21:53:39 +02:00
parent cab39afb1a
commit 9bcdb98839
1 changed files with 4 additions and 3 deletions
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7
libavcodec/iff.c
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@@ -677,11 +677,15 @@ static int decode_frame(AVCodecContext *avctx,
const uint8_t *buf_end = buf + buf_size; const uint8_t *buf_end = buf + buf_size;
int y, plane, res; int y, plane, res;
GetByteContext gb; GetByteContext gb;
const AVPixFmtDescriptor *desc;
if ((res = extract_header(avctx, avpkt)) < 0) if ((res = extract_header(avctx, avpkt)) < 0)
return res; return res;
if ((res = ff_reget_buffer(avctx, s->frame)) < 0) if ((res = ff_reget_buffer(avctx, s->frame)) < 0)
return res; return res;
desc = av_pix_fmt_desc_get(avctx->pix_fmt);
if (!s->init && avctx->bits_per_coded_sample <= 8 && if (!s->init && avctx->bits_per_coded_sample <= 8 &&
avctx->pix_fmt == AV_PIX_FMT_PAL8) { avctx->pix_fmt == AV_PIX_FMT_PAL8) {
if ((res = cmap_read_palette(avctx, (uint32_t *)s->frame->data[1])) < 0) if ((res = cmap_read_palette(avctx, (uint32_t *)s->frame->data[1])) < 0)
@@ -721,7 +725,6 @@ static int decode_frame(AVCodecContext *avctx,
} else } else
return unsupported(avctx); return unsupported(avctx);
} else if (avctx->codec_tag == MKTAG('D', 'E', 'E', 'P')) { } else if (avctx->codec_tag == MKTAG('D', 'E', 'E', 'P')) {
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
int raw_width = avctx->width * (av_get_bits_per_pixel(desc) >> 3); int raw_width = avctx->width * (av_get_bits_per_pixel(desc) >> 3);
int x; int x;
for (y = 0; y < avctx->height && buf < buf_end; y++) { for (y = 0; y < avctx->height && buf < buf_end; y++) {
@@ -838,7 +841,6 @@ static int decode_frame(AVCodecContext *avctx,
} else } else
return unsupported(avctx); return unsupported(avctx);
} else if (avctx->codec_tag == MKTAG('D', 'E', 'E', 'P')) { // IFF-DEEP } else if (avctx->codec_tag == MKTAG('D', 'E', 'E', 'P')) { // IFF-DEEP
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
if (av_get_bits_per_pixel(desc) == 32) if (av_get_bits_per_pixel(desc) == 32)
decode_deep_rle32(s->frame->data[0], buf, buf_size, avctx->width, avctx->height, s->frame->linesize[0]); decode_deep_rle32(s->frame->data[0], buf, buf_size, avctx->width, avctx->height, s->frame->linesize[0]);
else else
@@ -856,7 +858,6 @@ static int decode_frame(AVCodecContext *avctx,
break; break;
case 5: case 5:
if (avctx->codec_tag == MKTAG('D', 'E', 'E', 'P')) { if (avctx->codec_tag == MKTAG('D', 'E', 'E', 'P')) {
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
if (av_get_bits_per_pixel(desc) == 32) if (av_get_bits_per_pixel(desc) == 32)
decode_deep_tvdc32(s->frame->data[0], buf, buf_size, avctx->width, avctx->height, s->frame->linesize[0], s->tvdc); decode_deep_tvdc32(s->frame->data[0], buf, buf_size, avctx->width, avctx->height, s->frame->linesize[0], s->tvdc);
else else