diff options
Diffstat (limited to 'libavcodec/msvideo1.c')
| -rw-r--r-- | libavcodec/msvideo1.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/libavcodec/msvideo1.c b/libavcodec/msvideo1.c index e01ddf5c47..a89ec6ac65 100644 --- a/libavcodec/msvideo1.c +++ b/libavcodec/msvideo1.c @@ -25,9 +25,6 @@ * For more information about the MS Video-1 format, visit: * http://www.pcisys.net/~melanson/codecs/ * - * This decoder outputs either PAL8 or RGB555 data, depending on the - * whether a RGB palette was passed through palctrl; - * if it's present, then the data is PAL8; RGB555 otherwise. */ #include <stdio.h> @@ -55,6 +52,7 @@ typedef struct Msvideo1Context { int mode_8bit; /* if it's not 8-bit, it's 16-bit */ + uint32_t pal[256]; } Msvideo1Context; static av_cold int msvideo1_decode_init(AVCodecContext *avctx) @@ -64,7 +62,7 @@ static av_cold int msvideo1_decode_init(AVCodecContext *avctx) s->avctx = avctx; /* figure out the colorspace based on the presence of a palette */ - if (s->avctx->palctrl) { + if (s->avctx->bits_per_coded_sample == 8) { s->mode_8bit = 1; avctx->pix_fmt = PIX_FMT_PAL8; } else { @@ -173,13 +171,8 @@ static void msvideo1_decode_8bit(Msvideo1Context *s) } /* make the palette available on the way out */ - if (s->avctx->pix_fmt == PIX_FMT_PAL8) { - memcpy(s->frame.data[1], s->avctx->palctrl->palette, AVPALETTE_SIZE); - if (s->avctx->palctrl->palette_changed) { - s->frame.palette_has_changed = 1; - s->avctx->palctrl->palette_changed = 0; - } - } + if (s->avctx->pix_fmt == PIX_FMT_PAL8) + memcpy(s->frame.data[1], s->pal, AVPALETTE_SIZE); } static void msvideo1_decode_16bit(Msvideo1Context *s) @@ -309,6 +302,15 @@ static int msvideo1_decode_frame(AVCodecContext *avctx, return -1; } + if (s->mode_8bit) { + const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, NULL); + + if (pal) { + memcpy(s->pal, pal, AVPALETTE_SIZE); + s->frame.palette_has_changed = 1; + } + } + if (s->mode_8bit) msvideo1_decode_8bit(s); else |