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pcxenc: switch to encode2().

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This commit is contained in:
Anton Khirnov 2012-02-12 09:32:40 +01:00
parent fb11e22fda
commit 55fd7da107
1 changed files with 22 additions and 9 deletions
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31
libavcodec/pcxenc.c
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@ -28,6 +28,7 @@
#include "avcodec.h"
#include "bytestream.h"
#include "internal.h"
typedef struct PCXContext {
AVFrame picture;
@ -95,19 +96,19 @@ static int pcx_rle_encode( uint8_t *dst, int dst_size,
return dst - dst_start;
}
static int pcx_encode_frame(AVCodecContext *avctx,
unsigned char *buf, int buf_size, void *data)
static int pcx_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *frame, int *got_packet)
{
PCXContext *s = avctx->priv_data;
AVFrame *const pict = &s->picture;
const uint8_t *buf_start = buf;
const uint8_t *buf_end = buf + buf_size;
const uint8_t *buf_end;
uint8_t *buf;
int bpp, nplanes, i, y, line_bytes, written;
int bpp, nplanes, i, y, line_bytes, written, ret, max_pkt_size;
const uint32_t *pal = NULL;
const uint8_t *src;
*pict = *(AVFrame *)data;
*pict = *frame;
pict->pict_type = AV_PICTURE_TYPE_I;
pict->key_frame = 1;
@ -144,6 +145,14 @@ static int pcx_encode_frame(AVCodecContext *avctx,
line_bytes = (avctx->width * bpp + 7) >> 3;
line_bytes = (line_bytes + 1) & ~1;
max_pkt_size = 128 + avctx->height * 2 * line_bytes * nplanes + (pal ? 256*3 + 1 : 0);
if ((ret = ff_alloc_packet(pkt, max_pkt_size)) < 0) {
av_log(avctx, AV_LOG_ERROR, "Error getting output packet of size %d.\n", max_pkt_size);
return ret;
}
buf = pkt->data;
buf_end = pkt->data + pkt->size;
bytestream_put_byte(&buf, 10); // manufacturer
bytestream_put_byte(&buf, 5); // version
bytestream_put_byte(&buf, 1); // encoding
@ -160,7 +169,7 @@ static int pcx_encode_frame(AVCodecContext *avctx,
bytestream_put_byte(&buf, nplanes); // number of planes
bytestream_put_le16(&buf, line_bytes); // scanline plane size in bytes
while (buf - buf_start < 128)
while (buf - pkt->data < 128)
*buf++= 0;
src = pict->data[0];
@ -186,7 +195,11 @@ static int pcx_encode_frame(AVCodecContext *avctx,
}
}
return buf - buf_start;
pkt->size = buf - pkt->data;
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
AVCodec ff_pcx_encoder = {
@ -195,7 +208,7 @@ AVCodec ff_pcx_encoder = {
.id = CODEC_ID_PCX,
.priv_data_size = sizeof(PCXContext),
.init = pcx_encode_init,
.encode = pcx_encode_frame,
.encode2 = pcx_encode_frame,
.pix_fmts = (const enum PixelFormat[]){
PIX_FMT_RGB24,
PIX_FMT_RGB8, PIX_FMT_BGR8, PIX_FMT_RGB4_BYTE, PIX_FMT_BGR4_BYTE, PIX_FMT_GRAY8, PIX_FMT_PAL8,