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qtrle: use the AVFrame API properly.

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This commit is contained in:
Anton Khirnov 2013-11-09 10:14:46 +01:00
parent 845020ed89
commit 224b6edd8b
1 changed files with 28 additions and 26 deletions
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54
libavcodec/qtrle.c
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@ -41,7 +41,7 @@
typedef struct QtrleContext {
AVCodecContext *avctx;
AVFrame frame;
AVFrame *frame;
GetByteContext g;
uint32_t pal[256];
@ -58,10 +58,10 @@ static void qtrle_decode_1bpp(QtrleContext *s, int row_ptr, int lines_to_change)
{
int rle_code;
int pixel_ptr;
int row_inc = s->frame.linesize[0];
int row_inc = s->frame->linesize[0];
unsigned char pi0, pi1; /* 2 8-pixel values */
unsigned char *rgb = s->frame.data[0];
int pixel_limit = s->frame.linesize[0] * s->avctx->height;
unsigned char *rgb = s->frame->data[0];
int pixel_limit = s->frame->linesize[0] * s->avctx->height;
int skip;
row_ptr -= row_inc;
@ -110,10 +110,10 @@ static inline void qtrle_decode_2n4bpp(QtrleContext *s, int row_ptr,
{
int rle_code, i;
int pixel_ptr;
int row_inc = s->frame.linesize[0];
int row_inc = s->frame->linesize[0];
unsigned char pi[16]; /* 16 palette indices */
unsigned char *rgb = s->frame.data[0];
int pixel_limit = s->frame.linesize[0] * s->avctx->height;
unsigned char *rgb = s->frame->data[0];
int pixel_limit = s->frame->linesize[0] * s->avctx->height;
int num_pixels = (bpp == 4) ? 8 : 16;
while (lines_to_change--) {
@ -166,10 +166,10 @@ static void qtrle_decode_8bpp(QtrleContext *s, int row_ptr, int lines_to_change)
{
int rle_code;
int pixel_ptr;
int row_inc = s->frame.linesize[0];
int row_inc = s->frame->linesize[0];
unsigned char pi1, pi2, pi3, pi4; /* 4 palette indexes */
unsigned char *rgb = s->frame.data[0];
int pixel_limit = s->frame.linesize[0] * s->avctx->height;
unsigned char *rgb = s->frame->data[0];
int pixel_limit = s->frame->linesize[0] * s->avctx->height;
while (lines_to_change--) {
pixel_ptr = row_ptr + (4 * (bytestream2_get_byte(&s->g) - 1));
@ -216,10 +216,10 @@ static void qtrle_decode_16bpp(QtrleContext *s, int row_ptr, int lines_to_change
{
int rle_code;
int pixel_ptr;
int row_inc = s->frame.linesize[0];
int row_inc = s->frame->linesize[0];
unsigned short rgb16;
unsigned char *rgb = s->frame.data[0];
int pixel_limit = s->frame.linesize[0] * s->avctx->height;
unsigned char *rgb = s->frame->data[0];
int pixel_limit = s->frame->linesize[0] * s->avctx->height;
while (lines_to_change--) {
pixel_ptr = row_ptr + (bytestream2_get_byte(&s->g) - 1) * 2;
@ -260,10 +260,10 @@ static void qtrle_decode_24bpp(QtrleContext *s, int row_ptr, int lines_to_change
{
int rle_code;
int pixel_ptr;
int row_inc = s->frame.linesize[0];
int row_inc = s->frame->linesize[0];
unsigned char r, g, b;
unsigned char *rgb = s->frame.data[0];
int pixel_limit = s->frame.linesize[0] * s->avctx->height;
unsigned char *rgb = s->frame->data[0];
int pixel_limit = s->frame->linesize[0] * s->avctx->height;
while (lines_to_change--) {
pixel_ptr = row_ptr + (bytestream2_get_byte(&s->g) - 1) * 3;
@ -307,10 +307,10 @@ static void qtrle_decode_32bpp(QtrleContext *s, int row_ptr, int lines_to_change
{
int rle_code;
int pixel_ptr;
int row_inc = s->frame.linesize[0];
int row_inc = s->frame->linesize[0];
unsigned int argb;
unsigned char *rgb = s->frame.data[0];
int pixel_limit = s->frame.linesize[0] * s->avctx->height;
unsigned char *rgb = s->frame->data[0];
int pixel_limit = s->frame->linesize[0] * s->avctx->height;
while (lines_to_change--) {
pixel_ptr = row_ptr + (bytestream2_get_byte(&s->g) - 1) * 4;
@ -385,7 +385,9 @@ static av_cold int qtrle_decode_init(AVCodecContext *avctx)
return AVERROR_INVALIDDATA;
}
avcodec_get_frame_defaults(&s->frame);
s->frame = av_frame_alloc();
if (!s->frame)
return AVERROR(ENOMEM);
return 0;
}
@ -401,7 +403,7 @@ static int qtrle_decode_frame(AVCodecContext *avctx,
int ret;
bytestream2_init(&s->g, avpkt->data, avpkt->size);
if ((ret = ff_reget_buffer(avctx, &s->frame)) < 0) {
if ((ret = ff_reget_buffer(avctx, s->frame)) < 0) {
av_log (s->avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
return ret;
}
@ -428,7 +430,7 @@ static int qtrle_decode_frame(AVCodecContext *avctx,
start_line = 0;
height = s->avctx->height;
}
row_ptr = s->frame.linesize[0] * start_line;
row_ptr = s->frame->linesize[0] * start_line;
switch (avctx->bits_per_coded_sample) {
case 1:
@ -476,16 +478,16 @@ static int qtrle_decode_frame(AVCodecContext *avctx,
const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, NULL);
if (pal) {
s->frame.palette_has_changed = 1;
s->frame->palette_has_changed = 1;
memcpy(s->pal, pal, AVPALETTE_SIZE);
}
/* make the palette available on the way out */
memcpy(s->frame.data[1], s->pal, AVPALETTE_SIZE);
memcpy(s->frame->data[1], s->pal, AVPALETTE_SIZE);
}
done:
if ((ret = av_frame_ref(data, &s->frame)) < 0)
if ((ret = av_frame_ref(data, s->frame)) < 0)
return ret;
*got_frame = 1;
@ -497,7 +499,7 @@ static av_cold int qtrle_decode_end(AVCodecContext *avctx)
{
QtrleContext *s = avctx->priv_data;
av_frame_unref(&s->frame);
av_frame_free(&s->frame);
return 0;
}