#include "libavutil/md5.h"
#include "avformat.h"
+#include "internal.h"
#define PRIVSIZE 512
+static void md5_finish(struct AVFormatContext *s, char *buf)
+{
+ uint8_t md5[16];
+ int i, offset = strlen(buf);
+ av_md5_final(s->priv_data, md5);
+ for (i = 0; i < sizeof(md5); i++) {
+ snprintf(buf + offset, 3, "%02"PRIx8, md5[i]);
+ offset += 2;
+ }
+ buf[offset] = '\n';
+ buf[offset+1] = 0;
+
+ avio_write(s->pb, buf, strlen(buf));
+ avio_flush(s->pb);
+}
+
+#if CONFIG_MD5_MUXER
static int write_header(struct AVFormatContext *s)
{
if (PRIVSIZE < av_md5_size) {
static int write_trailer(struct AVFormatContext *s)
{
- uint8_t md5[16];
char buf[64] = "MD5=";
- int i, offset = strlen(buf);
- av_md5_final(s->priv_data, md5);
- for (i = 0; i < sizeof(md5); i++) {
- snprintf(buf + offset, 3, "%02"PRIx8, md5[i]);
- offset += 2;
+ md5_finish(s, buf);
+ return 0;
+}
+
+AVOutputFormat ff_md5_muxer = {
+ .name = "md5",
+ .long_name = NULL_IF_CONFIG_SMALL("MD5 testing format"),
+ .priv_data_size = PRIVSIZE,
+ .audio_codec = CODEC_ID_PCM_S16LE,
+ .video_codec = CODEC_ID_RAWVIDEO,
+ .write_header = write_header,
+ .write_packet = write_packet,
+ .write_trailer = write_trailer,
+ .flags = AVFMT_NOTIMESTAMPS,
+};
+#endif
+
+#if CONFIG_FRAMEMD5_MUXER
+static int framemd5_write_packet(struct AVFormatContext *s, AVPacket *pkt)
+{
+ char buf[256];
+ if (PRIVSIZE < av_md5_size) {
+ av_log(s, AV_LOG_ERROR, "Insuffient size for md5 context\n");
+ return -1;
}
- buf[offset] = '\n';
- buf[offset+1] = 0;
+ av_md5_init(s->priv_data);
+ av_md5_update(s->priv_data, pkt->data, pkt->size);
- put_buffer(s->pb, buf, strlen(buf));
- put_flush_packet(s->pb);
+ snprintf(buf, sizeof(buf) - 64, "%d, %10"PRId64", %10"PRId64", %8d, %8d, ",
+ pkt->stream_index, pkt->dts, pkt->pts, pkt->duration, pkt->size);
+ md5_finish(s, buf);
return 0;
}
-AVOutputFormat md5_muxer = {
- "md5",
- NULL_IF_CONFIG_SMALL("MD5 testing format"),
- NULL,
- "",
- PRIVSIZE,
- CODEC_ID_PCM_S16LE,
- CODEC_ID_RAWVIDEO,
- write_header,
- write_packet,
- write_trailer,
+AVOutputFormat ff_framemd5_muxer = {
+ .name = "framemd5",
+ .long_name = NULL_IF_CONFIG_SMALL("Per-frame MD5 testing format"),
+ .priv_data_size = PRIVSIZE,
+ .audio_codec = CODEC_ID_PCM_S16LE,
+ .video_codec = CODEC_ID_RAWVIDEO,
+ .write_header = ff_framehash_write_header,
+ .write_packet = framemd5_write_packet,
+ .flags = AVFMT_VARIABLE_FPS | AVFMT_TS_NONSTRICT,
};
+#endif