* Quicktime Animation (RLE) Video Decoder
* Copyright (C) 2004 the ffmpeg project
*
- * 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
*/
const unsigned char *buf;
int size;
+ uint32_t pal[256];
} QtrleContext;
#define CHECK_STREAM_PTR(n) \
int rle_code;
int pixel_ptr;
int row_inc = s->frame.linesize[0];
- unsigned char a, r, g, b;
unsigned int argb;
unsigned char *rgb = s->frame.data[0];
int pixel_limit = s->frame.linesize[0] * s->avctx->height;
/* decode the run length code */
rle_code = -rle_code;
CHECK_STREAM_PTR(4);
- a = s->buf[stream_ptr++];
- r = s->buf[stream_ptr++];
- g = s->buf[stream_ptr++];
- b = s->buf[stream_ptr++];
- argb = (a << 24) | (r << 16) | (g << 8) | (b << 0);
+ argb = AV_RB32(s->buf + stream_ptr);
+ stream_ptr += 4;
CHECK_PIXEL_PTR(rle_code * 4);
while (rle_code--) {
- *(unsigned int *)(&rgb[pixel_ptr]) = argb;
+ AV_WN32A(rgb + pixel_ptr, argb);
pixel_ptr += 4;
}
} else {
/* copy pixels directly to output */
while (rle_code--) {
- a = s->buf[stream_ptr++];
- r = s->buf[stream_ptr++];
- g = s->buf[stream_ptr++];
- b = s->buf[stream_ptr++];
- argb = (a << 24) | (r << 16) | (g << 8) | (b << 0);
- *(unsigned int *)(&rgb[pixel_ptr]) = argb;
- pixel_ptr += 4;
+ argb = AV_RB32(s->buf + stream_ptr);
+ AV_WN32A(rgb + pixel_ptr, argb);
+ stream_ptr += 4;
+ pixel_ptr += 4;
}
}
}
}
if(has_palette) {
- /* make the palette available on the way out */
- memcpy(s->frame.data[1], s->avctx->palctrl->palette, AVPALETTE_SIZE);
- if (s->avctx->palctrl->palette_changed) {
+ const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, NULL);
+
+ if (pal) {
s->frame.palette_has_changed = 1;
- s->avctx->palctrl->palette_changed = 0;
+ memcpy(s->pal, pal, AVPALETTE_SIZE);
}
+
+ /* make the palette available on the way out */
+ memcpy(s->frame.data[1], s->pal, AVPALETTE_SIZE);
}
done:
return 0;
}
-AVCodec qtrle_decoder = {
- "qtrle",
- AVMEDIA_TYPE_VIDEO,
- CODEC_ID_QTRLE,
- sizeof(QtrleContext),
- qtrle_decode_init,
- NULL,
- qtrle_decode_end,
- qtrle_decode_frame,
- CODEC_CAP_DR1,
+AVCodec ff_qtrle_decoder = {
+ .name = "qtrle",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = CODEC_ID_QTRLE,
+ .priv_data_size = sizeof(QtrleContext),
+ .init = qtrle_decode_init,
+ .close = qtrle_decode_end,
+ .decode = qtrle_decode_frame,
+ .capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("QuickTime Animation (RLE) video"),
};
-