mirror of
https://github.com/FFmpeg/FFmpeg.git
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bethsoftvid: pass palette in side data instead of in a separate packet.
Update FATE reference to account for now non-existent palette packet. This also fixes the FATE test if frame data is not initialized in get_buffer(), so update comment in avconv accordingly.
This commit is contained in:
Justin Ruggles
parent
f3a094f2da
commit
f320fb894c
2
avconv.c
2
avconv.c
@ -449,7 +449,7 @@ static int alloc_buffer(InputStream *ist, FrameBuffer **pbuf)
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/* XXX this shouldn't be needed, but some tests break without this line
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* those decoders are buggy and need to be fixed.
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* the following tests fail:
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* bethsoft-vid, cdgraphics, ansi, aasc, fraps-v1, qtrle-1bit
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* cdgraphics, ansi, aasc, fraps-v1, qtrle-1bit
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*/
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memset(buf->base[0], 128, ret);
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@ -71,14 +71,23 @@ static int bethsoftvid_decode_frame(AVCodecContext *avctx,
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uint8_t * dst;
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uint8_t * frame_end;
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int remaining = avctx->width; // number of bytes remaining on a line
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const int wrap_to_next_line = vid->frame.linesize[0] - avctx->width;
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int code;
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int wrap_to_next_line;
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int code, ret;
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int yoffset;
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if (avctx->reget_buffer(avctx, &vid->frame)) {
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av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
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return -1;
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}
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wrap_to_next_line = vid->frame.linesize[0] - avctx->width;
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if (avpkt->side_data_elems > 0 &&
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avpkt->side_data[0].type == AV_PKT_DATA_PALETTE) {
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bytestream2_init(&vid->g, avpkt->side_data[0].data,
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avpkt->side_data[0].size);
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if ((ret = set_palette(vid)) < 0)
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return ret;
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}
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bytestream2_init(&vid->g, avpkt->data, avpkt->size);
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dst = vid->frame.data[0];
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@ -86,7 +95,6 @@ static int bethsoftvid_decode_frame(AVCodecContext *avctx,
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switch(block_type = bytestream2_get_byte(&vid->g)){
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case PALETTE_BLOCK: {
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int ret;
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*data_size = 0;
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if ((ret = set_palette(vid)) < 0) {
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av_log(avctx, AV_LOG_ERROR, "error reading palette\n");
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@ -32,6 +32,8 @@
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#include "internal.h"
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#include "libavcodec/bethsoftvideo.h"
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#define BVID_PALETTE_SIZE 3 * 256
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typedef struct BVID_DemuxContext
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{
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int nframes;
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@ -43,6 +45,7 @@ typedef struct BVID_DemuxContext
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/** video presentation time stamp.
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* delay = 16 milliseconds * (global_delay + per_frame_delay) */
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int video_pts;
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uint8_t *palette;
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int is_finished;
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@ -163,6 +166,14 @@ static int read_frame(BVID_DemuxContext *vid, AVIOContext *pb, AVPacket *pkt,
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pkt->stream_index = 0; // use the video decoder, which was initialized as the first stream
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pkt->pts = vid->video_pts;
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/* if there is a new palette available, add it to packet side data */
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if (vid->palette) {
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uint8_t *pdata = av_packet_new_side_data(pkt, AV_PKT_DATA_PALETTE,
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BVID_PALETTE_SIZE);
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memcpy(pdata, vid->palette, BVID_PALETTE_SIZE);
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av_freep(&vid->palette);
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}
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vid->nframes--; // used to check if all the frames were read
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return vidbuf_nbytes;
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fail:
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@ -185,14 +196,18 @@ static int vid_read_packet(AVFormatContext *s,
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block_type = avio_r8(pb);
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switch(block_type){
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case PALETTE_BLOCK:
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avio_seek(pb, -1, SEEK_CUR); // include block type
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ret_value = av_get_packet(pb, pkt, 3 * 256 + 1);
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if(ret_value != 3 * 256 + 1){
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av_free_packet(pkt);
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if (vid->palette) {
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av_log(s, AV_LOG_WARNING, "discarding unused palette\n");
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av_freep(&vid->palette);
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}
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vid->palette = av_malloc(BVID_PALETTE_SIZE);
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if (!vid->palette)
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return AVERROR(ENOMEM);
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if (avio_read(pb, vid->palette, BVID_PALETTE_SIZE) != BVID_PALETTE_SIZE) {
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av_freep(&vid->palette);
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return AVERROR(EIO);
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}
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pkt->stream_index = 0;
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return ret_value;
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return vid_read_packet(s, pkt);
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case FIRST_AUDIO_BLOCK:
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avio_rl16(pb);
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@ -222,6 +237,13 @@ static int vid_read_packet(AVFormatContext *s,
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}
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}
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static int vid_read_close(AVFormatContext *s)
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{
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BVID_DemuxContext *vid = s->priv_data;
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av_freep(&vid->palette);
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return 0;
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}
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AVInputFormat ff_bethsoftvid_demuxer = {
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.name = "bethsoftvid",
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.long_name = NULL_IF_CONFIG_SMALL("Bethesda Softworks VID format"),
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@ -229,4 +251,5 @@ AVInputFormat ff_bethsoftvid_demuxer = {
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.read_probe = vid_probe,
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.read_header = vid_read_header,
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.read_packet = vid_read_packet,
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.read_close = vid_read_close,
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};
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@ -1,143 +1,144 @@
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#tb 0: 1/60
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#tb 1: 1/11111
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|
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|
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|
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|
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|
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|
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|
||||
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||||
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||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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||||
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||||
0, 288, 288, 1, 192000, 0x24cf7a7e
|
||||
0, 287, 287, 1, 192000, 0x24cf7a7e
|
||||
1, 53835, 53835, 925, 1850, 0x5a303d1a
|
||||
0, 293, 293, 1, 192000, 0x0307f62f
|
||||
0, 292, 292, 1, 192000, 0x0307f62f
|
||||
1, 54760, 54760, 537, 1074, 0x142ce7ba
|
||||
0, 297, 297, 1, 192000, 0x79b7417b
|
||||
0, 296, 296, 1, 192000, 0x79b7417b
|
||||
1, 55297, 55297, 925, 1850, 0x7ff682f7
|
||||
1, 56222, 56222, 740, 1480, 0xc33867e6
|
||||
|
||||
Loading…
Reference in New Issue
Block a user