/*
* MJPEG encoder
- * Copyright (c) 2000, 2001 Fabrice Bellard.
+ * Copyright (c) 2000, 2001 Fabrice Bellard
* Copyright (c) 2003 Alex Beregszaszi
* Copyright (c) 2003-2004 Michael Niedermayer
*
* aspecting, new decode_frame mechanism and apple mjpeg-b support
* by Alex Beregszaszi
*
- * 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 mjpegenc.c
+ * @file
* MJPEG encoder.
*/
ff_mjpeg_build_huffman_codes(m->huff_size_dc_luminance,
m->huff_code_dc_luminance,
ff_mjpeg_bits_dc_luminance,
- ff_mjpeg_val_dc_luminance);
+ ff_mjpeg_val_dc);
ff_mjpeg_build_huffman_codes(m->huff_size_dc_chrominance,
m->huff_code_dc_chrominance,
ff_mjpeg_bits_dc_chrominance,
- ff_mjpeg_val_dc_chrominance);
+ ff_mjpeg_val_dc);
ff_mjpeg_build_huffman_codes(m->huff_size_ac_luminance,
m->huff_code_ac_luminance,
ff_mjpeg_bits_ac_luminance,
/* huffman table */
put_marker(p, DHT);
flush_put_bits(p);
- ptr = pbBufPtr(p);
+ ptr = put_bits_ptr(p);
put_bits(p, 16, 0); /* patched later */
size = 2;
size += put_huffman_table(s, 0, 0, ff_mjpeg_bits_dc_luminance,
- ff_mjpeg_val_dc_luminance);
+ ff_mjpeg_val_dc);
size += put_huffman_table(s, 0, 1, ff_mjpeg_bits_dc_chrominance,
- ff_mjpeg_val_dc_chrominance);
+ ff_mjpeg_val_dc);
size += put_huffman_table(s, 1, 0, ff_mjpeg_bits_ac_luminance,
ff_mjpeg_val_ac_luminance);
if(!(s->flags & CODEC_FLAG_BITEXACT)){
put_marker(p, COM);
flush_put_bits(p);
- ptr = pbBufPtr(p);
+ ptr = put_bits_ptr(p);
put_bits(p, 16, 0); /* patched later */
ff_put_string(p, LIBAVCODEC_IDENT, 1);
size = strlen(LIBAVCODEC_IDENT)+3;
||s->avctx->pix_fmt == PIX_FMT_YUV444P){
put_marker(p, COM);
flush_put_bits(p);
- ptr = pbBufPtr(p);
+ ptr = put_bits_ptr(p);
put_bits(p, 16, 0); /* patched later */
ff_put_string(p, "CS=ITU601", 1);
size = strlen("CS=ITU601")+3;
}
put_bits(&s->pb, 16, 17);
- if(lossless && s->avctx->pix_fmt == PIX_FMT_RGB32)
+ if(lossless && s->avctx->pix_fmt == PIX_FMT_BGRA)
put_bits(&s->pb, 8, 9); /* 9 bits/component RCT */
else
put_bits(&s->pb, 8, 8); /* 8 bits/component */
if(ff_count==0) return;
- /* skip put bits */
- for(i=0; i<ff_count-3; i+=4)
- put_bits(&s->pb, 32, 0);
- put_bits(&s->pb, (ff_count-i)*8, 0);
flush_put_bits(&s->pb);
+ skip_put_bytes(&s->pb, ff_count);
for(i=size-1; ff_count; i--){
int v= buf[i];
put_bits(&s->pb, huff_size[nbits], huff_code[nbits]);
- put_bits(&s->pb, nbits, mant & ((1 << nbits) - 1));
+ put_sbits(&s->pb, nbits, mant);
}
}
put_bits(&s->pb, huff_size_ac[code], huff_code_ac[code]);
- put_bits(&s->pb, nbits, mant & ((1 << nbits) - 1));
+ put_sbits(&s->pb, nbits, mant);
run = 0;
}
}
encode_block(s, block[5], 5);
encode_block(s, block[7], 7);
}
+
+ s->i_tex_bits += get_bits_diff(s);
}
-AVCodec mjpeg_encoder = {
- "mjpeg",
- CODEC_TYPE_VIDEO,
- CODEC_ID_MJPEG,
- sizeof(MpegEncContext),
- MPV_encode_init,
- MPV_encode_picture,
- MPV_encode_end,
- .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_NONE},
+AVCodec ff_mjpeg_encoder = {
+ .name = "mjpeg",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = CODEC_ID_MJPEG,
+ .priv_data_size = sizeof(MpegEncContext),
+ .init = MPV_encode_init,
+ .encode = MPV_encode_picture,
+ .close = MPV_encode_end,
+ .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_NONE},
.long_name= NULL_IF_CONFIG_SMALL("MJPEG (Motion JPEG)"),
};