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Use bytestream functions to write header. 

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
This commit is contained in:
Reimar Döffinger 2011-10-29 13:49:43 +02:00
parent d9f4dc52a0
commit c5865a8967
1 changed files with 17 additions and 23 deletions
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40
libavcodec/proresenc.c
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@ -497,31 +497,25 @@ static int prores_encode_frame(AVCodecContext *avctx, unsigned char *buf,
int pic_size = prores_encode_picture(avctx, pic, buf + header_size + 8,
buf_size - header_size - 8);
AV_WB32(buf, pic_size + 8 + header_size);
AV_WB8 (buf + 4, 'i');
AV_WB8 (buf + 5, 'c');
AV_WB8 (buf + 6, 'p');
AV_WB8 (buf + 7, 'f');
bytestream_put_be32(&buf, pic_size + 8 + header_size);
bytestream_put_buffer(&buf, "icpf", 4);
AV_WB16(buf + 8, header_size);
AV_WB16(buf + 10, 0);
AV_WB8 (buf + 12, 'f');
AV_WB8 (buf + 13, 'm');
AV_WB8 (buf + 14, 'p');
AV_WB8 (buf + 15, 'g');
AV_WB16(buf + 16, pic->width);
AV_WB16(buf + 18, pic->height);
buf[20] = 0x83; // {10}(422){00}{00}(frame){11}
buf[21] = 0;
buf[22] = 2;
buf[23] = 2;
buf[24] = 6;
buf[25] = 32;
buf[26] = 0;
buf[27] = 3;
bytestream_put_be16(&buf, header_size);
bytestream_put_be16(&buf, 0);
bytestream_put_buffer(&buf, "fmpg", 4);
bytestream_put_be16(&buf, pic->width);
bytestream_put_be16(&buf, pic->height);
*buf++ = 0x83; // {10}(422){00}{00}(frame){11}
*buf++ = 0;
*buf++ = 2;
*buf++ = 2;
*buf++ = 6;
*buf++ = 32;
*buf++ = 0;
*buf++ = 3;
memcpy(buf + 28, QMAT_LUMA[avctx->profile], 64);
memcpy(buf + 92, QMAT_CHROMA[avctx->profile], 64);
bytestream_put_buffer(&buf, QMAT_LUMA[avctx->profile], 64);
bytestream_put_buffer(&buf, QMAT_CHROMA[avctx->profile], 64);
return pic_size + 8 + header_size;
}