flacdec: allow mid-stream channel layout change

[ffmpeg] / libavcodec / dvdec.c

diff --git a/libavcodec/dvdec.c b/libavcodec/dvdec.c
index 6b77a40568648141994fdfc4884a97750141c916..2917de93fa31541a1673d9bf6996762c5e3a0f64 100644 (file)
--- a/libavcodec/dvdec.c
+++ b/libavcodec/dvdec.c
@@ -144,7 +144,7 @@ static int dv_decode_video_segment(AVCodecContext *avctx, void *arg)
     LOCAL_ALIGNED_16(DCTELEM, sblock, [5*DV_MAX_BPM], [64]);
     LOCAL_ALIGNED_16(uint8_t, mb_bit_buffer, [  80 + FF_INPUT_BUFFER_PADDING_SIZE]); /* allow some slack */
     LOCAL_ALIGNED_16(uint8_t, vs_bit_buffer, [5*80 + FF_INPUT_BUFFER_PADDING_SIZE]); /* allow some slack */
-    const int log2_blocksize = 3-s->avctx->lowres;
+    const int log2_blocksize = 3;
     int is_field_mode[5];
 
     assert((((int)mb_bit_buffer) & 7) == 0);
@@ -253,8 +253,8 @@ static int dv_decode_video_segment(AVCodecContext *avctx, void *arg)
         dv_calculate_mb_xy(s, work_chunk, mb_index, &mb_x, &mb_y);
 
         /* idct_put'ting luminance */
-        if ((s->sys->pix_fmt == PIX_FMT_YUV420P) ||
-            (s->sys->pix_fmt == PIX_FMT_YUV411P && mb_x >= (704 / 8)) ||
+        if ((s->sys->pix_fmt == AV_PIX_FMT_YUV420P) ||
+            (s->sys->pix_fmt == AV_PIX_FMT_YUV411P && mb_x >= (704 / 8)) ||
             (s->sys->height >= 720 && mb_y != 134)) {
             y_stride = (s->picture.linesize[0] << ((!is_field_mode[mb_index]) * log2_blocksize));
         } else {
@@ -274,11 +274,11 @@ static int dv_decode_video_segment(AVCodecContext *avctx, void *arg)
         block += 4*64;
 
         /* idct_put'ting chrominance */
-        c_offset = (((mb_y >>  (s->sys->pix_fmt == PIX_FMT_YUV420P)) * s->picture.linesize[1] +
-                     (mb_x >> ((s->sys->pix_fmt == PIX_FMT_YUV411P) ? 2 : 1))) << log2_blocksize);
+        c_offset = (((mb_y >>  (s->sys->pix_fmt == AV_PIX_FMT_YUV420P)) * s->picture.linesize[1] +
+                     (mb_x >> ((s->sys->pix_fmt == AV_PIX_FMT_YUV411P) ? 2 : 1))) << log2_blocksize);
         for (j = 2; j; j--) {
             uint8_t *c_ptr = s->picture.data[j] + c_offset;
-            if (s->sys->pix_fmt == PIX_FMT_YUV411P && mb_x >= (704 / 8)) {
+            if (s->sys->pix_fmt == AV_PIX_FMT_YUV411P && mb_x >= (704 / 8)) {
                   uint64_t aligned_pixels[64/8];
                   uint8_t *pixels = (uint8_t*)aligned_pixels;
                   uint8_t *c_ptr1, *ptr1;
@@ -313,7 +313,7 @@ static int dvvideo_decode_frame(AVCodecContext *avctx,
                                  void *data, int *data_size,
                                  AVPacket *avpkt)
 {
-    const uint8_t *buf = avpkt->data;
+    uint8_t *buf = avpkt->data;
     int buf_size = avpkt->size;
     DVVideoContext *s = avctx->priv_data;
     const uint8_t* vsc_pack;
@@ -375,12 +375,11 @@ static int dvvideo_close(AVCodecContext *c)
 AVCodec ff_dvvideo_decoder = {
     .name           = "dvvideo",
     .type           = AVMEDIA_TYPE_VIDEO,
-    .id             = CODEC_ID_DVVIDEO,
+    .id             = AV_CODEC_ID_DVVIDEO,
     .priv_data_size = sizeof(DVVideoContext),
     .init           = ff_dvvideo_init,
     .close          = dvvideo_close,
     .decode         = dvvideo_decode_frame,
     .capabilities   = CODEC_CAP_DR1 | CODEC_CAP_SLICE_THREADS,
-    .max_lowres     = 3,
     .long_name      = NULL_IF_CONFIG_SMALL("DV (Digital Video)"),
 };