lavc/raw: Support QT b64a ARGB64 rawvideo.

Decoder based on a patch by v0lt, v0lt rambler ru
Fixes ticket #5657.
This commit is contained in:
Carl Eugen Hoyos 2016-08-13 01:44:52 +02:00
parent bc70312654
commit ceab04fb5d
6 changed files with 23 additions and 2 deletions

View File

@ -225,6 +225,7 @@ const PixelFormatTag ff_raw_pix_fmt_tags[] = {
{ AV_PIX_FMT_ABGR, MKTAG('A', 'B', 'G', 'R') },
{ AV_PIX_FMT_GRAY16BE,MKTAG('b', '1', '6', 'g') },
{ AV_PIX_FMT_RGB48BE, MKTAG('b', '4', '8', 'r') },
{ AV_PIX_FMT_RGBA64BE,MKTAG('b', '6', '4', 'a') },
/* vlc */
{ AV_PIX_FMT_YUV410P, MKTAG('I', '4', '1', '0') },

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@ -453,6 +453,17 @@ static int raw_decode(AVCodecContext *avctx, void *data, int *got_frame,
}
}
if (avctx->codec_tag == AV_RL32("b64a") &&
avctx->pix_fmt == AV_PIX_FMT_RGBA64BE) {
uint8_t *dst = frame->data[0];
uint64_t v;
int x;
for (x = 0; x >> 3 < avctx->width * avctx->height; x += 8) {
v = AV_RB64(&dst[x]);
AV_WB64(&dst[x], v << 16 | v >> 48);
}
}
if (avctx->field_order > AV_FIELD_PROGRESSIVE) { /* we have interlaced material flagged in container */
frame->interlaced_frame = 1;
if (avctx->field_order == AV_FIELD_TT || avctx->field_order == AV_FIELD_TB)

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@ -69,6 +69,14 @@ static int raw_encode(AVCodecContext *avctx, AVPacket *pkt,
int x;
for(x = 1; x < frame->height*frame->width*2; x += 2)
pkt->data[x] ^= 0x80;
} else if (avctx->codec_tag == AV_RL32("b64a") && ret > 0 &&
frame->format == AV_PIX_FMT_RGBA64BE) {
uint64_t v;
int x;
for (x = 0; x < frame->height * frame->width; x++) {
v = AV_RB64(&pkt->data[8 * x]);
AV_WB64(&pkt->data[8 * x], v << 48 | v >> 16);
}
}
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;

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@ -29,7 +29,7 @@
#define LIBAVCODEC_VERSION_MAJOR 57
#define LIBAVCODEC_VERSION_MINOR 51
#define LIBAVCODEC_VERSION_MICRO 101
#define LIBAVCODEC_VERSION_MICRO 102
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \

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@ -86,6 +86,7 @@ const AVCodecTag ff_codec_movvideo_tags[] = {
{ AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
{ AV_CODEC_ID_RAWVIDEO, MKTAG('b', '1', '6', 'g') },
{ AV_CODEC_ID_RAWVIDEO, MKTAG('b', '4', '8', 'r') },
{ AV_CODEC_ID_RAWVIDEO, MKTAG('b', '6', '4', 'a') },
{ AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'b', 'g') }, /* BOXX */
{ AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'r', 'g') },
{ AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'y', 'v') },

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@ -33,7 +33,7 @@
// Also please add any ticket numbers that you belive might be affected here
#define LIBAVFORMAT_VERSION_MAJOR 57
#define LIBAVFORMAT_VERSION_MINOR 46
#define LIBAVFORMAT_VERSION_MICRO 100
#define LIBAVFORMAT_VERSION_MICRO 101
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \