diff options
Diffstat (limited to 'contrib/ffmpeg/libavformat/yuv4mpeg.c')
| -rw-r--r-- | contrib/ffmpeg/libavformat/yuv4mpeg.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/contrib/ffmpeg/libavformat/yuv4mpeg.c b/contrib/ffmpeg/libavformat/yuv4mpeg.c index 70214ae00..7913e417a 100644 --- a/contrib/ffmpeg/libavformat/yuv4mpeg.c +++ b/contrib/ffmpeg/libavformat/yuv4mpeg.c @@ -87,7 +87,7 @@ static int yuv4_generate_header(AVFormatContext *s, char* buf) static int yuv4_write_packet(AVFormatContext *s, AVPacket *pkt) { AVStream *st = s->streams[pkt->stream_index]; - ByteIOContext *pb = &s->pb; + ByteIOContext *pb = s->pb; AVPicture *picture; int* first_pkt = s->priv_data; int width, height, h_chroma_shift, v_chroma_shift; @@ -103,7 +103,7 @@ static int yuv4_write_packet(AVFormatContext *s, AVPacket *pkt) *first_pkt = 0; if (yuv4_generate_header(s, buf2) < 0) { av_log(s, AV_LOG_ERROR, "Error. YUV4MPEG stream header write failed.\n"); - return AVERROR_IO; + return AVERROR(EIO); } else { put_buffer(pb, buf2, strlen(buf2)); } @@ -149,7 +149,7 @@ static int yuv4_write_header(AVFormatContext *s) int* first_pkt = s->priv_data; if (s->nb_streams != 1) - return AVERROR_IO; + return AVERROR(EIO); if (s->streams[0]->codec->pix_fmt == PIX_FMT_YUV411P) { av_log(s, AV_LOG_ERROR, "Warning: generating rarely used 4:1:1 YUV stream, some mjpegtools might not work.\n"); @@ -159,18 +159,13 @@ static int yuv4_write_header(AVFormatContext *s) (s->streams[0]->codec->pix_fmt != PIX_FMT_GRAY8) && (s->streams[0]->codec->pix_fmt != PIX_FMT_YUV444P)) { av_log(s, AV_LOG_ERROR, "ERROR: yuv4mpeg only handles yuv444p, yuv422p, yuv420p, yuv411p and gray pixel formats. Use -pix_fmt to select one.\n"); - return AVERROR_IO; + return AVERROR(EIO); } *first_pkt = 1; return 0; } -static int yuv4_write_trailer(AVFormatContext *s) -{ - return 0; -} - #ifdef CONFIG_YUV4MPEGPIPE_MUXER AVOutputFormat yuv4mpegpipe_muxer = { "yuv4mpegpipe", @@ -182,7 +177,6 @@ AVOutputFormat yuv4mpegpipe_muxer = { CODEC_ID_RAWVIDEO, yuv4_write_header, yuv4_write_packet, - yuv4_write_trailer, .flags = AVFMT_RAWPICTURE, }; #endif @@ -196,7 +190,7 @@ static int yuv4_read_header(AVFormatContext *s, AVFormatParameters *ap) char header[MAX_YUV4_HEADER+10]; // Include headroom for the longest option char *tokstart,*tokend,*header_end; int i; - ByteIOContext *pb = &s->pb; + ByteIOContext *pb = s->pb; int width=-1, height=-1, raten=0, rated=0, aspectn=0, aspectd=0; enum PixelFormat pix_fmt=PIX_FMT_NONE,alt_pix_fmt=PIX_FMT_NONE; AVStream *st; @@ -350,7 +344,7 @@ static int yuv4_read_packet(AVFormatContext *s, AVPacket *pkt) struct frame_attributes *s1 = s->priv_data; for (i=0; i<MAX_FRAME_HEADER; i++) { - header[i] = get_byte(&s->pb); + header[i] = get_byte(s->pb); if (header[i] == '\n') { header[i+1] = 0; break; @@ -366,8 +360,8 @@ static int yuv4_read_packet(AVFormatContext *s, AVPacket *pkt) if (packet_size < 0) return -1; - if (av_get_packet(&s->pb, pkt, packet_size) != packet_size) - return AVERROR_IO; + if (av_get_packet(s->pb, pkt, packet_size) != packet_size) + return AVERROR(EIO); if (s->streams[0]->codec->coded_frame) { s->streams[0]->codec->coded_frame->interlaced_frame = s1->interlaced_frame; @@ -386,8 +380,6 @@ static int yuv4_read_close(AVFormatContext *s) static int yuv4_probe(AVProbeData *pd) { /* check file header */ - if (pd->buf_size <= sizeof(Y4M_MAGIC)) - return 0; if (strncmp(pd->buf, Y4M_MAGIC, sizeof(Y4M_MAGIC)-1)==0) return AVPROBE_SCORE_MAX; else |