[FFmpeg-devel] [PATCH 2/5] tiffenc: use av_pix_fmt_descriptors to set bpp_tab[]
Paul B Mahol
onemda at gmail.com
Fri Jul 6 04:05:27 CEST 2012
Signed-off-by: Paul B Mahol <onemda at gmail.com>
---
libavcodec/tiffenc.c | 14 ++++----------
1 files changed, 4 insertions(+), 10 deletions(-)
diff --git a/libavcodec/tiffenc.c b/libavcodec/tiffenc.c
index 6334339..6adfe82 100644
--- a/libavcodec/tiffenc.c
+++ b/libavcodec/tiffenc.c
@@ -228,7 +228,7 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
uint32_t *strip_offsets = NULL;
int bytes_per_row;
uint32_t res[2] = { s->dpi, 1 }; // image resolution (72/1)
- uint16_t bpp_tab[] = { 8, 8, 8, 8 };
+ uint16_t bpp_tab[4];
int ret = -1;
int is_yuv = 0;
uint8_t *yuv_line = NULL;
@@ -250,18 +250,10 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
case PIX_FMT_RGBA64LE:
s->bpp = 64;
s->photometric_interpretation = 2;
- bpp_tab[0] = 16;
- bpp_tab[1] = 16;
- bpp_tab[2] = 16;
- bpp_tab[3] = 16;
break;
case PIX_FMT_RGB48LE:
s->bpp = 48;
s->photometric_interpretation = 2;
- bpp_tab[0] = 16;
- bpp_tab[1] = 16;
- bpp_tab[2] = 16;
- bpp_tab[3] = 16;
break;
case PIX_FMT_RGBA:
avctx->bits_per_coded_sample =
@@ -288,7 +280,6 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
avctx->bits_per_coded_sample =
s->bpp = 1;
s->photometric_interpretation = avctx->pix_fmt == PIX_FMT_MONOBLACK;
- bpp_tab[0] = 1;
break;
case PIX_FMT_YUV420P:
case PIX_FMT_YUV422P:
@@ -310,6 +301,9 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
}
s->bpp_tab_size = av_pix_fmt_descriptors[avctx->pix_fmt].nb_components;
+ for (i = 0; i < s->bpp_tab_size; i++)
+ bpp_tab[i] = av_pix_fmt_descriptors[avctx->pix_fmt].comp[i].depth_minus1 + 1;
+
if (s->compr == TIFF_DEFLATE || s->compr == TIFF_ADOBE_DEFLATE || s->compr == TIFF_LZW)
//best choose for DEFLATE
s->rps = s->height;
--
1.7.7
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