* QPEG codec
* Copyright (c) 2004 Konstantin Shishkov
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
- * @file libavcodec/qpeg.c
+ * @file
* QPEG codec.
*/
AVCodecContext *avctx;
AVFrame pic;
uint8_t *refdata;
+ uint32_t pal[256];
} QpegContext;
static void qpeg_decode_intra(const uint8_t *src, uint8_t *dst, int size,
static int decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
- const uint8_t *buf, int buf_size)
+ AVPacket *avpkt)
{
+ const uint8_t *buf = avpkt->data;
+ int buf_size = avpkt->size;
QpegContext * const a = avctx->priv_data;
AVFrame * const p= (AVFrame*)&a->pic;
uint8_t* outdata;
int delta;
+ const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, NULL);
- if(p->data[0])
- avctx->release_buffer(avctx, p);
-
- p->reference= 0;
- if(avctx->get_buffer(avctx, p) < 0){
- av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+ p->reference = 3;
+ if (avctx->reget_buffer(avctx, p) < 0) {
+ av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
return -1;
}
outdata = a->pic.data[0];
}
/* make the palette available on the way out */
- memcpy(a->pic.data[1], a->avctx->palctrl->palette, AVPALETTE_SIZE);
- if (a->avctx->palctrl->palette_changed) {
+ if (pal) {
a->pic.palette_has_changed = 1;
- a->avctx->palctrl->palette_changed = 0;
+ memcpy(a->pal, pal, AVPALETTE_SIZE);
}
+ memcpy(a->pic.data[1], a->pal, AVPALETTE_SIZE);
*data_size = sizeof(AVFrame);
*(AVFrame*)data = a->pic;
a->avctx = avctx;
avctx->pix_fmt= PIX_FMT_PAL8;
- a->pic.data[0] = NULL;
a->refdata = av_malloc(avctx->width * avctx->height);
return 0;
return 0;
}
-AVCodec qpeg_decoder = {
- "qpeg",
- CODEC_TYPE_VIDEO,
- CODEC_ID_QPEG,
- sizeof(QpegContext),
- decode_init,
- NULL,
- decode_end,
- decode_frame,
- CODEC_CAP_DR1,
+AVCodec ff_qpeg_decoder = {
+ .name = "qpeg",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = CODEC_ID_QPEG,
+ .priv_data_size = sizeof(QpegContext),
+ .init = decode_init,
+ .close = decode_end,
+ .decode = decode_frame,
+ .capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("Q-team QPEG"),
};