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Diffstat (limited to 'libavformat/framecrcenc.c')
-rw-r--r--libavformat/framecrcenc.c53
1 files changed, 46 insertions, 7 deletions
diff --git a/libavformat/framecrcenc.c b/libavformat/framecrcenc.c
index 4d5483a70e..805b5428f9 100644
--- a/libavformat/framecrcenc.c
+++ b/libavformat/framecrcenc.c
@@ -2,36 +2,76 @@
* frame CRC encoder (for codec/format testing)
* Copyright (c) 2002 Fabrice Bellard
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg 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.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg 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 Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <inttypes.h>
#include "libavutil/adler32.h"
+#include "libavutil/avstring.h"
#include "avformat.h"
#include "internal.h"
+static int framecrc_write_header(struct AVFormatContext *s)
+{
+ int i;
+ for (i = 0; i < s->nb_streams; i++) {
+ AVStream *st = s->streams[i];
+ AVCodecContext *avctx = st->codec;
+ if (avctx->extradata) {
+ uint32_t crc = av_adler32_update(0, avctx->extradata, avctx->extradata_size);
+ avio_printf(s->pb, "#extradata %d: %8d, 0x%08"PRIx32"\n",
+ i, avctx->extradata_size, crc);
+ }
+ }
+
+ return ff_framehash_write_header(s);
+}
+
static int framecrc_write_packet(struct AVFormatContext *s, AVPacket *pkt)
{
uint32_t crc = av_adler32_update(0, pkt->data, pkt->size);
char buf[256];
- snprintf(buf, sizeof(buf), "%d, %10"PRId64", %10"PRId64", %8d, %8d, 0x%08"PRIx32"\n",
+ snprintf(buf, sizeof(buf), "%d, %10"PRId64", %10"PRId64", %8d, %8d, 0x%08"PRIx32,
pkt->stream_index, pkt->dts, pkt->pts, pkt->duration, pkt->size, crc);
+ if (pkt->flags != AV_PKT_FLAG_KEY)
+ av_strlcatf(buf, sizeof(buf), ", F=0x%0X", pkt->flags);
+ if (pkt->side_data_elems) {
+ int i, j;
+ av_strlcatf(buf, sizeof(buf), ", S=%d", pkt->side_data_elems);
+
+ for (i=0; i<pkt->side_data_elems; i++) {
+ uint32_t side_data_crc = 0;
+ if (HAVE_BIGENDIAN && AV_PKT_DATA_PALETTE == pkt->side_data[i].type) {
+ for (j=0; j<pkt->side_data[i].size; j++) {
+ side_data_crc = av_adler32_update(side_data_crc,
+ pkt->side_data[i].data + (j^3),
+ 1);
+ }
+ } else {
+ side_data_crc = av_adler32_update(0,
+ pkt->side_data[i].data,
+ pkt->side_data[i].size);
+ }
+ av_strlcatf(buf, sizeof(buf), ", %8d, 0x%08x", pkt->side_data[i].size, side_data_crc);
+ }
+ }
+ av_strlcatf(buf, sizeof(buf), "\n");
avio_write(s->pb, buf, strlen(buf));
return 0;
}
@@ -39,10 +79,9 @@ static int framecrc_write_packet(struct AVFormatContext *s, AVPacket *pkt)
AVOutputFormat ff_framecrc_muxer = {
.name = "framecrc",
.long_name = NULL_IF_CONFIG_SMALL("framecrc testing"),
- .extensions = "",
.audio_codec = AV_CODEC_ID_PCM_S16LE,
.video_codec = AV_CODEC_ID_RAWVIDEO,
- .write_header = ff_framehash_write_header,
+ .write_header = framecrc_write_header,
.write_packet = framecrc_write_packet,
.flags = AVFMT_VARIABLE_FPS | AVFMT_TS_NONSTRICT |
AVFMT_TS_NEGATIVE,