*/
/**
- * @file wc3movie.c
+ * @file libavformat/wc3movie.c
* Wing Commander III Movie file demuxer
* by Mike Melanson (melanson@pcisys.net)
* for more information on the WC3 .mve file format, visit:
* http://www.pcisys.net/~melanson/codecs/
*/
+#include "libavutil/intreadwrite.h"
#include "avformat.h"
#define WC3_PREAMBLE_SIZE 8
#define FORM_TAG MKTAG('F', 'O', 'R', 'M')
#define MOVE_TAG MKTAG('M', 'O', 'V', 'E')
-#define _PC__TAG MKTAG('_', 'P', 'C', '_')
+#define PC__TAG MKTAG('_', 'P', 'C', '_')
#define SOND_TAG MKTAG('S', 'O', 'N', 'D')
#define BNAM_TAG MKTAG('B', 'N', 'A', 'M')
#define SIZE_TAG MKTAG('S', 'I', 'Z', 'E')
#define WC3_AUDIO_BITS 16
/* nice, constant framerate */
-#define WC3_FRAME_PTS_INC (90000 / 15)
+#define WC3_FRAME_FPS 15
#define PALETTE_SIZE (256 * 3)
#define PALETTE_COUNT 256
AVFormatParameters *ap)
{
Wc3DemuxContext *wc3 = s->priv_data;
- ByteIOContext *pb = &s->pb;
+ ByteIOContext *pb = s->pb;
unsigned int fourcc_tag;
unsigned int size;
AVStream *st;
unsigned char preamble[WC3_PREAMBLE_SIZE];
+ char buffer[513];
int ret = 0;
int current_palette = 0;
int bytes_to_read;
url_fseek(pb, size, SEEK_CUR);
break;
- case _PC__TAG:
+ case PC__TAG:
/* need the number of palettes */
url_fseek(pb, 8, SEEK_CUR);
if ((ret = get_buffer(pb, preamble, 4)) != 4)
bytes_to_read = size;
else
bytes_to_read = 512;
- if ((ret = get_buffer(pb, s->title, bytes_to_read)) != bytes_to_read)
+ if ((ret = get_buffer(pb, buffer, bytes_to_read)) != bytes_to_read)
return AVERROR(EIO);
+ buffer[bytes_to_read] = 0;
+ av_metadata_set(&s->metadata, "title", buffer);
break;
case SIZE_TAG:
st = av_new_stream(s, 0);
if (!st)
return AVERROR(ENOMEM);
- av_set_pts_info(st, 33, 1, 90000);
+ av_set_pts_info(st, 33, 1, WC3_FRAME_FPS);
wc3->video_stream_index = st->index;
st->codec->codec_type = CODEC_TYPE_VIDEO;
st->codec->codec_id = CODEC_ID_XAN_WC3;
st = av_new_stream(s, 0);
if (!st)
return AVERROR(ENOMEM);
- av_set_pts_info(st, 33, 1, 90000);
+ av_set_pts_info(st, 33, 1, WC3_FRAME_FPS);
wc3->audio_stream_index = st->index;
st->codec->codec_type = CODEC_TYPE_AUDIO;
st->codec->codec_id = CODEC_ID_PCM_S16LE;
st->codec->codec_tag = 1;
st->codec->channels = WC3_AUDIO_CHANNELS;
- st->codec->bits_per_sample = WC3_AUDIO_BITS;
+ st->codec->bits_per_coded_sample = WC3_AUDIO_BITS;
st->codec->sample_rate = WC3_SAMPLE_RATE;
st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
- st->codec->bits_per_sample;
+ st->codec->bits_per_coded_sample;
st->codec->block_align = WC3_AUDIO_BITS * WC3_AUDIO_CHANNELS;
return 0;
AVPacket *pkt)
{
Wc3DemuxContext *wc3 = s->priv_data;
- ByteIOContext *pb = &s->pb;
+ ByteIOContext *pb = s->pb;
unsigned int fourcc_tag;
unsigned int size;
int packet_read = 0;
/* get the next chunk preamble */
if ((ret = get_buffer(pb, preamble, WC3_PREAMBLE_SIZE)) !=
WC3_PREAMBLE_SIZE)
- ret = AVERROR(EIO);
+ return AVERROR(EIO);
fourcc_tag = AV_RL32(&preamble[0]);
/* chunk sizes are 16-bit aligned */
ret = AVERROR(EIO);
/* time to advance pts */
- wc3->pts += WC3_FRAME_PTS_INC;
+ wc3->pts++;
packet_read = 1;
break;
AVInputFormat wc3_demuxer = {
"wc3movie",
- "Wing Commander III movie format",
+ NULL_IF_CONFIG_SMALL("Wing Commander III movie format"),
sizeof(Wc3DemuxContext),
wc3_probe,
wc3_read_header,